query: How to statistically compare two time series?


query: Central Limit Theorem


query: How to compare two groups when one only has one data point?


query: estimator(preferably unbiased) of $\ln E[X]$


query: Calculation of AUC value from ROC Curve


query: How to read quantiles from R2WinBUGS?


query: Repeated measure problem


query: Should I use variance or standard deviation as weights to combine independent measurements?


query: Dependent Bernoulli trials


query: Conditional Expectation / Estimator Confusion


query: Forecasting daily online visits in r


query: What's wrong with XKCD's Frequentists vs. Bayesians comic?


query: Continuous dependent variable with ordinal independent variable


query: Is Amazon's "average rating" misleading?


query: p-values for all lags in a cross-correlation calculation


query: Multivariate regression with Stata; Joint Hypothesis Testing


query: Graphing data large and small


query: "optimum" tree from random forests


query: trouble using highfrequency package in R


query: Improvement of regression model


query: Is interaction possible between two continuous variables?


query: Bottom to top explanation of the Mahalanobis distance?


query: Is the percent of total deviance explained a useful model summary?


query: Is a test with small effect size and high sensitivity meaningful or useful?


query: Probability distribution and uniform distribution in a sphere


query: Regarding p-values, why 1% and 5%? Why not 6% or 10%?


query: Why are the number of false positives independent of sample size, if we use p-values to compare two independent datasets?


query: Interpreting a confidence interval


query: standard deviation help please!!!


query: What's the accuracy of data obtained through a random sample?


query: The Two Cultures: statistics vs. machine learning?


query: Locating freely available data samples


query: Good books for Duration Analysis


query: Good econometrics textbooks?


query: Difference between standard error and standard deviation


query: Threshold for correlation coefficient to indicate statistical significance of a correlation in a correlation matrix


query: Why would adjusting in a model change the direction of an effect?


query: Central Limit Theorem, what does it really say?


query: How do I interpret the results of a regression which involves interaction terms?


query: Deletion residuals


query: Significance tests


query: Training with the full dataset after cross-validation?


query: Probability associated with experiencing all outcomes


query: Confusion in linear regression confidence interval calculation


query: Identify probability distributions


query: Confidence interval for the height of a histogram bar


query: Distribution from which to sample integers evenly between 1 and 1000?


query: What are good references containing arguments against null hypothesis significance testing?


query: Imputing values using additional data w/o knowing underlying structure


query: Cross-validation for mixed-effect logistic regression?


query: PMF of two Poisson RV subtracted from each other


query: APA-style forest plot using metafor


query: What is the best way to analyze data from the Likert scale


query: Mean centering and setting standard deviation to 1 in data


query: how Neural Network works on image recognition


query: Book recommendations for beginners about probability distributions


query: Chi-squared goodness-of-fit statistic if expected frequency is zero


query: Sanity check question about correlation between log-normal random variables


query: What are the values p, d, q, in ARIMA?


query: dichotomizing a predictor variable


query: Risk of extinction of Schrödinger's cats


query: Intuitive examples of importance sampling


query: F and t statistics in a regression


query: Variance of superset from variance of subsets


query: Ordinal item on Likert scale as dependent variable in regression


query: Covariate vs. factors


query: Why we solve the dual problem in SVM?


query: the relationship between hypothesis test and confidence interval?


query: How should one interpret the comparison of means from different sample sizes?


query: How can I group numerical data into naturally forming "brackets"? (e.g. income)


query: Log and natural log


query: When is logistic regression solved in closed form?


query: Power analysis of a secondary data set with a multi-level model


query: How to show that the $E[x_i] = \bar{X}$


query: Interpretting LASSO variable trace plots


query: One-Tailed Fisher's Exact Test


query: What is this kind of graph called? (2D grid with a color-coded scale for a 3rd variable)


query: Mann Whitney test with unequal variances


query: How do I write a mathematical equation for ARIMA (2,1,0) x (0,2,2) period 12


query: Random Forests and Feature selection


query: Why are p-values uniformly distributed under the null hypothesis?


query: Reference with distributions with various properties


query: Calculating percentile of normal distribution


query: Sequence mining in univariate discrete data using R


query: GLMM multilevel hierarchical model with R


query: spss 20 for mac: how to get probabilities after running a binary logistic regression


query: Covariance matrix proposal distribution


query: lsmeans: how to have mean and SD from pairwise comparison?


query: Can non-normal data be used for factor analysis?


query: Forcing a set of numbers to a gaussian bell-curve


query: How is Poisson distribution different to normal distribution?


query: Help with pretest-postest data analysis


query: Odds Ratio Coefficient


query: Covariance matrix of least squares estimator $\hat{\beta}$


query: How to correlate ordinal and nominal variables in SPSS?


query: When I add higher order terms in a regression, do I need to add the main effect?


query: Assessing error of a spatial interpolation algorithm


query: Using PCA to reduce the number of variables split into groups


query: Book Recommendation for Mathematical Statistics


query: Why does standard error not involve population size?


query: Solved Assumptions of Linear Regression


query: having trouble applying hidden markov models to my game


query: What hypothesis for A is better than B?


query: Meaning of significance test


query: A non-parametric repeated-measures multi-way Anova in R?


query: Statistical test for a random die roll?


query: Logistic Regression - Model Selection Method


query: Normal distribution probability


query: Consistency of OLS


query: If A and B are correlated with C, why are A and B not necessarily correlated?


query: Fisher's exact test on 2x4 table


query: Problem with calculating $R^2$


query: R-squared: X "explains" the percentage of variation of the Y values. Does axis order matter?


query: Determining an optimum and distribution range for a given species abundance vs an environmental gradient data


query: What correlation makes a matrix singular and what are implications of singularity or near-singularity?


query: How to digitize an image graph to excel data?


query: Interpretation of Linear SVM Coefficients


query: R vs Python for Data Analysis


query: How to compute probabilities of normally distributed variables?


query: Managing error with GPS routes (theoretical framework?)


query: Can we apply inferential statistics on the entire population?


query: Books for self-studying time series analysis?


query: Interpreting negative coordinates and origin in 2D correspondence analysis plot


query: Multivariate normal distribution?


query: How to get SSE for predictions using SAS?


query: Trigonometric operations on standard deviations


query: Why should the feature be standardized before feeding to the neural network algorithm


query: Are there concerns with doing a generalized additive model with a smoothing term of multiple variables?


query: wilcox.test usage in R


query: Why continue to teach and use hypothesis testing?


query: Interpreting estimates from generalized models in R


query: Find linear subsets in a 2D point (xy) data


query: Wilcoxon two-sample test approximated by z-statistic


query: Where can I find a citable reference for the formula for inverse distributions?


query: Intuition For Overlapping Confidence Intervals and Statistical Significance


query: What are the implications of a regression model failing the JB normality test?


query: Truncated normal distribution with WinBUGS


query: How to include number of not-yet-decayed radioactive atoms in MLE?


query: impact on hypothesis if t-stat is equal to t-critical value for one-tail two-sample t-test?


query: Convergence of a sequence of random variables


query: Interpreting main effect and interaction


query: Why does increasing the number of features reduce performance?


query: What does it mean for two variables to be uncorrelated? How is it possible for two variables to be strongly related but still uncorrelated


query: Quantitative method to determine necessary and sufficient causes


query: Find relations without confounding variables?


query: Understanding the effect of each parameter in a Monte Carlo Simulation


query: How to test for equality of means for proportions? And two-sided or one-sided?


query: How are the standard errors of coefficients calculated in a regression?


query: What are the chances my wife has lupus?


query: First order statistics (min) of n non-identical but independent normal variates


query: binomial GLM output hugely affected by a factor level with all zeros


query: How to test a Random Number generator in R?


query: Algorithm for rating books: Relative perception


query: Calculate AUC of a logistic regression model


query: How to interpret regression coefficients for a variable with takes positive and negative values?


query: Probability of getting between


query: Confidence interval for the product of two parameters


query: Using principal component analysis (PCA) for feature selection in regression


query: subtraction of two multivariate normal distribution


query: How to analyze data with more than one associated categorical dependent variables?


query: What is the difference between "data mining" and "data analytics"?


query: Find parameters $\alpha$ and $\beta$ of a beta distribution, if I have one quantile and the mean


query: Are these values really different, given their confidence intervals?


query: Derive househould weights from a uniformly distributed person sample


query: When is it ok to remove the intercept in lm()?


query: Finding the probability of getting a complete set from N classes of objects in M draws


query: Social network datasets


query: test if two normally distributed random variables are equal


query: Understanding signficant interaction with non-significant main effects


query: Describing standard deviation


query: How to plot ROC curves in multiclass classification?


query: regression with multiple response variable in R


query: How to do a pretty scatter plot in R?


query: How can I generate data with a prespecified correlation matrix?


query: Determining a correction factor and applying it to a second set of numbers


query: Does MLE always mean we know the underlying PDF of our data, and does EM mean we don't?


query: Proper back-transformation of lognormal standard deviation to find confidence intervals around a mean


query: Should I use log transformation for my linear regression?


query: Why are 5+ expected frequencies needed in Pearson's chi-square


query: Probability of two people meeting when the arrival intervals and wait times are different


query: Why do PCA scores differ in sign?


query: Multicollinearity in OLS


query: What is the real answer to the Birthday question?


query: Kriging on log transformed rainfall data


query: What is $P(X_1>X_2 , X_1>X_3,... , X_1>X_n)$?


query: Why is the Fisher Information matrix positive semidefinite?


query: Explaining two-tailed tests


query: Interpretation of reference category in logistic regression


query: random number generation and probability problems


query: How to calculate a "Predicted line"?


query: Why is coefficient of determination used to assess fit of a least squares line?


query: Difference between FA and PCA


query: Recommend an enjoyable / introductory book on Statistics


query: GLM Distribution of Residuals


query: "Normalizing" variables for SVD / PCA


query: A reliable measure of series similarity - correlation just doesn't cut it for me


query: Wrong results using ANOVA with repeated measures


query: Properties of moment-generating functions


query: Two negative beta's in a curvilinear regression when mean centered or using standardized values


query: Simplest example of uncorrelated but not independent X and Y?


query: Forecast Daily Data with Multiple Seasonality


query: What, precisely, is a confidence interval?


query: Distributions other than the normal where mean and variance are independent


query: What is the error on measuring the phase of a sine wave?


query: Stepwise regression in R – Critical p-value


query: Computation of new standard deviation using old standard deviation after change in dataset


query: Effect of moving average parameter on variability and variance of demand


query: Recommended books or articles as introduction to Cluster Analysis?


query: Regression modelling with unequal variance


query: A good Machine Learning Book


query: When are two normally distributed random variables jointly bivariate normal?


query: How to perform a test using R to see if data follows normal distribution


query: Separating two populations from the sample


query: Calculate Standard deviation from mean and confidence interval (95%) in R


query: Meaning of probability notations $P(z;d,w)$ and $P(z|d,w)$


query: Logit versus Probit


query: Prerequisites for AIC model comparison


query: Interpreting AIC and BIC fit


query: Standard errors for multiple regression coefficients?


query: How to Interpret a negative log linear regression coefficient?


query: What is the current 'standard' for modern statistical computing hardware?


query: How to analyze a variable measured on a Likert scale and its interaction with another variable?


query: How to tell if data is "clustered" enough for clustering algorithms to produce meaningful results?


query: How can I use logistic regression with categorical variables?


query: Standardized beta weights for a multilevel regression


query: Summation representation for multivariate regressions (or other time-saving techniques)


query: What's the difference between probability and statistics?


query: Basics of forecasting


query: Statistics and Probability interview questions


query: We said the data is normally distributed, based on the raw data or residual?


query: How to theoretically fit and test for t-distribution


query: Probability of a certain sum of values from a set of dice rolls


query: Boxplot for several distributions?


query: Confidence Interval for a Fraction?


query: Is there any use for the quantity $\int f(x)^2 dx$ in statistics or information theory?


query: How to interpret log of independent variable in Poisson regression?


query: Incremental or online or single pass or data stream clustering refers to the same thing?


query: How to simulate artificial data for logistic regression?


query: How can I calculate $\int^{\infty}_{-\infty}\Phi\left(\frac{w-a}{b}\right)\phi(w)\,\mathrm dw$


query: Nonparametric test when variances are unequal


query: Function of an efficient estimator?


query: What is the benefit of breaking up a continuous predictor variable?


query: Voting in Multi-Class SVM


query: Tests significative with parametric calculations and non-significative with non-parametric ones!


query: How can I help ensure testing data does not leak into training data?


query: Postive correlation but negative coefficient in regression


query: How to determine whether a set of data are qualitative or quantitative?


query: What is a lift chart?


query: Overall rank from multiple ranked lists


query: Effect Size/Mean Squared Error from Linear Mixed-Model in R


query: How to test hypothesis of no group differences?


query: Why does including latitude and longitude in a GAM account for spatial autocorrelation?


query: Is it possible to determine the set of variables contributing the most to first two principal components?


query: Excluding the components and only including the interaction term in a logistic regression?


query: Estimating the absolute decline of rates


query: $\chi^2$ goodness of fit - how to compute expected counts when $\exists$ unknown parameters


query: Normality of residuals vs sample data; what about t-tests?


query: Logistic sample and case numbers


query: Poisson regression instead of log transformation of a continuous outcome variable?


query: Tool to confirm Gaussian fit


query: Identify seasonality in time series data


query: Finding an acceptable upper limit on a random generator with an unknown distribution


query: Why is it that it is self-defeating to use the posterior mode as the bayes estimator in this case?


query: What is the difference between a parametric test and non-parametric tests?


query: Dynamic recommender systems


query: 80% of missing data in a single variable


query: What is the expected correlation between residual and the dependent variable?


query: Analyzing reflected and transformed variables II


query: Creating a ‘bounding polygon’ for a set of points (preferably with GGplot2)


query: R gives weird dispersion value


query: Is the W statistic outputted by wilcox.test() in R the same as the U statistic?


query: Group differences on a five point Likert item


query: How to interpret regression coefficients when response was transformed by the 4th root?


query: Optimising for Precision-Recall curves under class imbalance


query: Reporting the general perception of tested sample


query: How can I efficiently model the sum of Bernoulli random variables?


query: Using regression equation to estimate values outside of the range of data?


query: What is the probability of tossing k heads in n trials of a fair coin?


query: Probability of observing value EQUAL to +2 SD in a standard normal dist with parameters N(0,1)


query: Rule of thumb for number of bootstrap samples


query: Derive Variance of regression coefficient in simple linear regression


query: calculate partial autocorrelation


query: Econometrics: Panel data without unit identifier


query: How to perform goodness of fit test and how  to assign probability with uniform distribution?


query: Link between moment-generating function and characteristic function


query: Correlation of categorical and interval variables


query: How to calculate the difference of two slopes?


query: Sample size for a variable number of answers


query: Dimensionality reduction using self-organizing map


query: Probabilistic (Bayesian) vs Optimisation (Frequentist) methods in Machine Learning


query: Significant ANOVA interaction but non-significant pairwise comparisons


query: Approximation of explained variance


query: Fitting a logistic regression using lassoglm in matlab


query: Optimal software package for bayesian analysis


query: How to scale a variable to a specific mean and standard deviation


query: How to check if data constitute a time series with simple moving average method?


query: Is there any reason to prefer the AIC or BIC over the other?


query: How does dsgh work in R?


query: Collectively evaluate a number of normal distributions


query: Analysis to perform


query: How do you calculate the Ordinary Least Squares estimated coefficients in a Multiple Regression Model?


query: My distribution is normal; Kolmogorov-Smirnov test doesn't agree


query: Strategy for deciding appropriate model for count data


query: Regression model for proportion or count when counts of outcome and total events are often zero


query: Estimate PDF from only positive data


query: How to compare performance of probability estimating model


query: How to use SVD for dimensionality reduction


query: R: compute correlation by group


query: Converting a similarity to a dissimilarity


query: What is Deviance? (specifically in CART/rpart)


query: MANOVA, when independent variable is not multi-level and P value significance variance


query: How to perform a regression model with a mix of binary, nominal, ordinal, and continuous predictors?


query: Expected value (Chi-Squared)


query: In GLIM, Is the link function of mean linear in explanatory variables?


query: Math Statistics Bell Curve Computing % correct given 2 numbers (C#)


query: More examples of inconsistent, but unbiased data and vice versa?


query: sum of noncentral Chi-square random variables


query: Should covariates that are not statistically significant be 'kept in' when creating a model?


query: Is the R language reliable for the field of economics?


query: Explain Kernel density chart


query: Model estimation - 2sls


query: What is a good algorithm for estimating the median of a huge read-once data set?


query: Describing the association between dependent and independent variables


query: What analysis (in SPSS) should I use for a repeated measures design with dichotomous outcome variable?


query: Probablity of getting sequence of K equal results while tossing coin N times


query: Adding new item to recommender's options?


query: create dataset for particular correlation for two variable


query: Centering vs. Standarizing which one is better?


query: Detecting outstanding events


query: Is the Mundlak fixed effects procedure applicable for logistic regression with dummies?


query: Can the empirical Hessian of an M-estimator be indefinite?


query: Libsvm includes training data in testing file


query: ANOVA assumption normality/normal distribution of residuals


query: Evaluate definite interval of normal distribution


query: Multivariate Hypergeometric Distribution with "or more" Successes


query: Do I need to use t-test?


query: Use of kernel density estimate in Naive Bayes Classifier?


query: Updating variance of a dataset


query: What does "likelihood is only defined up to a multiplicative constant of proportionality" mean in practice?


query: Normal Quantile Quantile Plot Normalization


query: Factor analysis and regression


query: OLS in R with linear inequality constraints on coefficients


query: Sum of squared errors


query: multicollinearity in OLS regression


query: Sum of independent non-normal random variables


query: Calculating concordance using either Pearson or Spearman (rank) correlations


query: Generalized linear mixed model in R


query: Kruskal-Wallis or Fligner test to check homogeneity of variances?


query: Do we need a global test before post hoc tests?


query: Probability distribution for different probabilities


query: Logistic Regression in R (Odds Ratio)


query: Structural break test on an arma model any statistical software packages


query: Representing a distance matrix in the plane


query: Non-significant intercept in regression with a two level factor in R


query: What test should I use with shannon diversity index values?


query: Advantages of ROC curves


query: How to calculate p-value for t-test if original data is not available?


query: Assessing test-retest reliability of a questionnaire


query: What is covariance in plain language?


query: Is there a term for $P(A\cap B)/[P(A)P(B)]$?


query: Kolmogorov-Smirnov test for large sample


query: Can a dichotomous variable (yes/no) be merged with a Likert measure (1,2,3,4) using z scores?


query: Is there a simple rule for interpretation of Interactions (and their directions) in binary logistic regression?


query: What is the best introductory Bayesian statistics textbook?


query: Reproduce a confidence interval of linear regression in Excel


query: Maximum Likelihood formula for Naive Bayes


query: Reading and interpreting the scatter matrix


query: Given the power of computers these days, is there ever a reason to do a chi-squared test rather than Fisher's exact test?


query: Why are the eigenvalues of a covariance matrix corresponding to the data's variance?


query: Appropriate post-hoc test after a mixed design anova in R


query: Log or square-root transformation for ARIMA


query: Seeking certain type of ARIMA explanation


query: What kind of test should I use?


query: Variablity in cv.glmnet results


query: standard deviation in unbiased problem


query: Testing the difference in AIC of two non-nested models


query: What is the intuition behind conditional Gaussian distributions?


query: Interpretation of main effect when interaction term is significant (ex. lme)


query: Non-parametric alternative for 2-way ANOVA


query: In survival analysis, why do we use semi-parametric models (Cox proportional hazards) instead of fully parametric models?


query: Does the size of the reference sample matter in logistic regression?


query: How do I reference a regression model's coefficient's standard errors?


query: What could it mean to "Rotate" a distribution?


query: Markov chain getting stuck due to insufficient data samples


query: Standard deviation of binned observations


query: How to calculate Weighted mean using SPSS


query: Interpreting the results of an analysis


query: Correlated Regressors - Motorway Accidents


query: Diagnostics for logistic regression?


query: What are the mathematics I need to learn, before I start research in data mining


query: How to determine whether a categorical variable is statistically significant?


query: Examples for teaching: Correlation does not mean causation


query: Confusion regarding a probability problem


query: Measures of association, Concordant and Discordant


query: Why does the Lasso provide Variable Selection?


query: Significant predictor loses significance when second non-significant predictor is entered (log regression)


query: Linear model overfit due to too many covariates?


query: How to interpret the output for calculating concordance index (c-index)?


query: non significance with one-way ANOVA, but significance with multiple comparisons


query: Clustering using different distance measures


query: how to create predictive model in R when outcome variable has more than 10 classes


query: Simple combination/probability question based on string-length and possible-characters


query: What does this test mean?


query: If MGF exists, does it imply that all $E(X^n)$ exist?


query: Interpretation of log transformed predictors in logistic regression


query: Does the slope of a regression between observed and predicted values always equal the $R^2$ of the original model?


query: How to specify the random term in lme, lmer and aov?


query: MANOVA vs. Repeated Measure ANOVA


query: R language-statistics-significance testing


query: Bonferroni adjustment in SPSS - what does it do?


query: Do Bayesians believe in Fixed Effect Models?


query: What are examples where a "naive bootstrap" fails?


query: Kruskal-Wallis test for factorial design


query: What are some quick initial tests to check the quality of a new dataset?


query: Calculating required sample size, precision of variance estimate?


query: How to create a z-score table


query: A constant as an admissible estimator


query: Interaction terms interpretation


query: Deriving ordered statistics minimum cdf


query: regression. sufficient dimension reduction


query: Confidence interval about the difference between false positive and false negative proportions


query: How to perform unsupervised Random Forest classification using Breiman's code?


query: Text Books on Text Mining in R


query: k-means and different metrics


query: Natural log of annual income


query: Interpreting ANOVA results


query: Transform higher order Markov Chain to first order


query: Converting standard error to standard deviation?


query: Repeated ANOVA unbalanced data


query: MC Integration Interval Probability


query: How to properly handle Infs in a statistical function?


query: Computing and plotting a correlogram


query: clustering algorithm for real time event


query: Standard deviation of the mean?


query: Online logistic regression?


query: What do you do when a centroid doesn't attract any points?


query: Distribution of a vector divided by its sum


query: Strange pattern of residuals


query: Estimates of variance from an iid sample


query: A simple optimization problem


query: Why does the correlation coefficient between X and X-Y random variables tend to be 0.7


query: How to fit data that looks like a gaussian?


query: How does Support vector machine predict the classes for the test points?


query: How to perform step() when n < p in R?


query: Interpreting Gaussian probabilities greater than 1


query: Where to find a large text corpus?


query: Moment generating function of the inner product of two gaussian random vectors


query: What is a good internet based source of information on Hierarchical Modeling?


query: How to generate correlated random numbers (given means, variances and degree of correlation)?


query: UnReSolved Mean Adjust DataSet to achieve .5 Mean


query: PCA eigenvectors with opposite values


query: Homoskedasticity Assumption: Var(y|x)=Var(u|x)=constant?


query: Calculating standard deviation associated with percentage change


query: Random Forest and Factor Predictors


query: Creating a Quality Index


query: Good methods for density plots of non-negative variables in R?


query: Difference between one-tailed and two-tailed testing?


query: Test to see what population an observation came from


query: Help interpreting R linear model fit


query: Confusion related to predictive distribution of gaussian processes


query: How to check variance with GARCH (1,1) model?


query: Validation techniques for hierarchical model


query: Which Distribution Does the Data Point Belong to?


query: How do I interpret the results of a Breusch–Pagan test?


query: Is an online chi square calculator available for larger tables?


query: Why do regression coefficients change when excluding variables?


query: Why on average does each bootstrap sample contain roughly two thirds of observations?


query: Find the distribution of w


query: T-test for non normal when N>50?


query: prcomp() vs lm() results in R


query: Central limit theorem for sample medians


query: When are Log scales appropriate?


query: Fisher-type unit-root test for panel data. Results interpretation in Stata


query: Criteria for deleting variables in factor analysis


query: Looking for good introductory treatment of meta-analysis


query: Geometric mean of uniform variables


query: How do I rank variables collected by a Likert scale questionnaire?


query: "matrix is not positive definite" - even when highly correlated variables are removed


query: Can two RM ANOVAs be run including one variable that is the same but this variable only be significant in one of the ANOVAs?


query: Why does t statistic increase with the sample size?


query: How to generate a non-normal correlated bivariate distribution


query: Segmented nonlinear regression in R?


query: Pearson r Interpretation


query: Is $R^2$ useful or dangerous?


query: Fourier data with non-integer periods, correcting for phase bias


query: Which equal correlations of three random variables are possible?


query: Practical thoughts on explanatory vs predictive modeling


query: Determining If Transformation of Variables X Are Needed


query: Variable Selection


query: Cross tabulation of two categorical variables: recommended techniques


query: How do I use a mean and 95% confidence intervals to draw from a distribution?


query: Normal curve probability mean


query: Neyman-Pearson lemma: critical region and hypothesis testing


query: Understanding Naive Bayes


query: Comparison of two error distributions to determine "goodness of fit"


query: Correction term in variance of mixture


query: Comparing two classifier accuracy results for statistical significance with t-test


query: In what order should you do linear regression diagnostics?


query: Comparing two logit or probit curves using a single parameter


query: Difference between Cohen's d and Hedges' g for effect size metrics


query: Relatively normalizing values for collaborative filtering


query: What is a good book on experimental design and data analysis relevant to industrial bakery applications?


query: How to simulate data that satisfy specific constraints such as having specific mean and standard deviation?


query: How do I analyse principal component scores?


query: How to the predict the number of daily visitors in six months' time based on the past three?


query: Does the sign of the principal component become meaningless with centered variables?


query: In testing random numbers, what other tests should I use to complement the Kolmogorov-Smirnov?


query: Covariate present in a logistic regression model as a effect modifier, but not as main effect


query: cluster - class dependency bag of words


query: Negative AIC linear regression model


query: Functions of Independent Random Variables


query: Determine different clusters of 1d data from database


query: How to get the prediction values for two response variables from random forest?


query: purpose p value with CI in non-inferiority trials


query: How to use principal components analysis to select variables for regression?


query: JAGS burn-in phase takes ZERO time?


query: How to test for significant difference between 2 binary variables in one sample


query: Help me understand Bayesian prior and posterior distributions


query: What does "unbiasedness" mean?


query: Naive Bayes for two continuous features


query: AR(1) coefficient is correlation?


query: Getting the inflection point(s) from a density plot


query: How to find percentiles of a Normal distribution?


query: How can I determine local minima from a Kernel Density Estimation?


query: Are confidence intervals always symmetrical around the point estimate?


query: How can dummy variables are able to add in Stata?


query: Hosmer-Lemeshow vs AIC for logistic regression


query: Weighted geometric mean vs weighted mean


query: How do I interpret the 'correlations of fixed effects' in my glmer output?


query: Monte Carlo approach to compute prediction interval for GLM (Poisson & Neg Bin) with R


query: Algorithms for automatic model selection


query: ANCOVA and its disturbing assumptions


query: Good book on statistics


query: How do I add a "confidence rating" to something?


query: Testing equality of variances without the data, just from the variances and the mean


query: Distribution function, applied to itself?


query: Under what conditions should one use multilevel/hierarchical analysis?


query: How do I interpret this fitted vs residuals plot


query: How to calculate mean and standard deviation in R given confidence interval and a normal or gamma distribution?


query: Does it make sense to cut a continuous variable to intervals?


query: How to calculate the signal-to-noise ratio (SNR) in an image?


query: pLSA - Probabilistic Latent Semantic Analysis, how to choose topic number?


query: Finding distribution function


query: Interpretation of Kolmogorov-Smirnov Generated Distributions


query: rescale a vector x to lie between arguments LOWER and UPPER in R


query: chisq.test in R doesn't produce same answer as by-hand


query: How to estimate the confidence interval using sample average and sample size ONLY?


query: Joint test for absolute value of a mean


query: Difference between two separate multiple regression analyses and one combined using dummy variables


query: How to use gain and splitinfo for continuous attributes?


query: Difference between Time series and repeated measures analysis?


query: Comparison between multi-level modelling and generalized estimating equation


query: What distribution does my data follow?


query: How do I write a mathematical equation for ARIMA (0,2,1) x (0,0,1) period 12


query: Rolling analysis with out-of sample


query: What is the difference between Variance and Standard Deviation (SD) intuitively?


query: Why is the p-value written with a supremum?


query: Highly unbalanced test data set and balanced training data in classification


query: Weibull analysis


query: Conditional Expectation for Probability Distribution


query: How to compare 2 regression slopes with R?


query: How to create a ratio from different measures?


query: Moving-average model error terms


query: PCA prcomp function of R


query: Performance evaluation of auto.arima in R and UCM on one dataset


query: How to generate two correlated categorical variables?


query: How often do you have to roll a 6-sided dice to obtain every number at least once?


query: Is Marliyn vos Savant correct about the 2/3 odds in her version of the Monty Hall problem?


query: Can one compute confidence intervals for a census with high nonresponse rates?


query: Assessing approximate distribution of data based on a histogram


query: Are these events independent?


query: How to interpret results from a nonparametric Wilcoxon test


query: R's lmer cheat-sheet


query: Probability of mean of random sample being in a certain range


query: Obtaining predicted values (Y=1 or 0) from a logistic regression model fit


query: What are the methods for multivariate outlier detection?


query: If you know a factor is significant, what is a reason why R might think it's not?


query: Interpretation interaction term with a dummy variable in it


query: exact percentage change for the estimated COOP effect


query: What is your favorite, easy to use statistical analysis website or software package?


query: OLS Regression for binary outcome


query: What is the best way to convert learning to rank to pairwise preference learning?


query: Linear regression not fitting well


query: PCA analysis with centered variables


query: Normality test with p-value equal to zero


query: Extremely unequal sample size in logistic regression


query: what mean a p-value above 0.05 doing an ANOVA?


query: Meaning of Likelihood in layman's terms


query: "Accept null hypothesis" or "fail to reject the null hypothesis"?


query: How to perform linear regression with categorical factors?


query: Is it meaningful to calculate Pearson or Spearman correlation between two Boolean vectors?


query: Bayesian and frequentist approaches: What are some success stories for the former?


query: How to best display graphically type II (beta) error, power and sample size?


query: reshape data from wide to long in R


query: Supervised learning with "rare" events, when rarity is due to the large number of counter-factual events


query: What is the difference between N and N-1 in calculating population variance?


query: Why are MA(q) time series models called "moving averages"?


query: Correlation between discrete and continuous variables


query: Is it required for panel data to use dummy variables?


query: Dimensionality reduction (SVD or PCA) on a large, sparse matrix


query: How to cluster a distance matrix?


query: Why PCA of data by means of SVD of the data?


query: Computing p-value using bootstrap with R


query: Why is "statistically significant" not enough?


query: Relationship Between Correlation and Multicollinearity


query: How to deal with missing values for PCA?


query: Random permutation of a vector with a fixed expected sample correlation to the original?


query: How to use CDF and PDF statistics for analysis


query: Generating even-sized clusters in scikit-learn


query: PCA on non-centered data


query: Bias in lagged dependent variable


query: Time taken to hit a pattern of heads and tails in a series of coin-tosses


query: F test for regressions with a small N with robust standard errors


query: Is significance of the p-value reliable with extremely small sample sizes?


query: Steps to figure out a posterior distribution when it might be simple enough to have an analytic form?


query: No degrees of freedom in LR rest of multinomial logistic regression


query: In simple linear regression, why the covariance between y bar and beta1 hat is zero?


query: How to compare ratings of airlines on a Likert scale when different participants have rated different airlines?


query: T-test vs. one-way ANOVA


query: Change in regression coeficient using multiple regression


query: Are there any ways to update SVM model incrementally like Bayesian or k-NN classifiers?


query: R-squared for linear mixed effects model


query: Weka clustering


query: How to determine significant subgroups of data inputs?


query: What is the meaning of the beta-coefficient for an interaction term in a crossover study?


query: Confused by MATLAB's implementation of ridge


query: How to easily determine the results distribution for multiple dice?


query: Goodness of fit test for a mixture in R


query: Proof that if higher moment exists then lower moment also exists


query: What do parallel lines in a fitted values vs. residual plot mean? How should I transform my data?


query: How to interpret the divergence of Fisher information expectation


query: What is the difference between fixed effect, random effect and mixed effect models?


query: How to interpret a 95% confidence interval of a proportion?


query: How can I statistically compare two time-series?


query: Boxplot interpretation: is it correct that a boxplot is missing a whisker?


query: In R, how do I fit a student-t distribution to a set of empirical data?


query: No linear effects but a quadratic effect


query: Testing for difference between two percentages (using confidence intervals)


query: normalising constant on exponential of exponential


query: Converting standardized betas back to original variables


query: Intuitive explanation of differences between TOST and UMP tests for equivalence


query: Difference between 'link function' and 'canonical link function' for GLM


query: How to calculate a maximum standard deviation?


query: Example of distribution where large sample size is necessary for central limit theorem


query: Does it make sense to only drop a specific level of a categorical variable?


query: Significant interaction with non significant main effect


query: How should I transform non-negative data including zeros?


query: Regression when the OLS residuals are not normally distributed


query: Behavior of a sum of kernel functions


query: Where to find a good beginner's R Primer?


query: Calculating the 95th percentile: Comparing normal distribution, R Quantile, and Excel approaches


query: When (and why) to take the log of a distribution (of numbers)?