_id stringlengths 1 6 | text stringlengths 15 138 | title stringclasses 1
value |
|---|---|---|
26970 | Validation techniques for hierarchical model | |
49942 | Why is the Fisher Information matrix positive semidefinite? | |
1995 | Under what conditions should one use multilevel/hierarchical analysis? | |
51473 | "matrix is not positive definite" - even when highly correlated variables are removed | |
32318 | Difference between standard error and standard deviation | |
105382 | Criteria for deleting variables in factor analysis | |
31598 | Is Amazon's "average rating" misleading? | |
108211 | Joint test for absolute value of a mean | |
6350 | ANOVA assumption normality/normal distribution of residuals | |
44139 | What is $P(X_1>X_2 , X_1>X_3,... , X_1>X_n)$? | |
85702 | Weibull analysis | |
7542 | How to perform goodness of fit test and how to assign probability with uniform distribution? | |
51907 | What does it mean for two variables to be uncorrelated? How is it possible for two variables to be strongly related but still uncorrelated | |
82947 | Intuitive examples of importance sampling | |
105545 | $\chi^2$ goodness of fit - how to compute expected counts when $\exists$ unknown parameters | |
65446 | Postive correlation but negative coefficient in regression | |
43020 | Statistics and Probability interview questions | |
67782 | How to compare two groups when one only has one data point? | |
46217 | Find the distribution of w | |
9427 | Interpreting Gaussian probabilities greater than 1 | |
60670 | "Accept null hypothesis" or "fail to reject the null hypothesis"? | |
99416 | test if two normally distributed random variables are equal | |
63099 | Book recommendations for beginners about probability distributions | |
50267 | How to generate a non-normal correlated bivariate distribution | |
67958 | How to calculate a "Predicted line"? | |
77349 | Good books for Duration Analysis | |
72646 | How to estimate the confidence interval using sample average and sample size ONLY? | |
72648 | Interpretation of Kolmogorov-Smirnov Generated Distributions | |
28653 | What is the best way to convert learning to rank to pairwise preference learning? | |
113194 | Do Bayesians believe in Fixed Effect Models? | |
2151 | How to plot ROC curves in multiclass classification? | |
113442 | wilcox.test usage in R | |
106063 | R-squared for linear mixed effects model | |
10613 | Why are p-values uniformly distributed under the null hypothesis? | |
59174 | Online logistic regression? | |
8661 | Logistic Regression in R (Odds Ratio) | |
111170 | How to interpret log of independent variable in Poisson regression? | |
17890 | What is the difference between N and N-1 in calculating population variance? | |
28842 | Significant predictor loses significance when second non-significant predictor is entered (log regression) | |
1850 | Difference between Cohen's d and Hedges' g for effect size metrics | |
68069 | Boxplot interpretation: is it correct that a boxplot is missing a whisker? | |
54645 | Properties of moment-generating functions | |
59434 | How to compare 2 regression slopes with R? | |
35535 | A good Machine Learning Book | |
25235 | What test should I use with shannon diversity index values? | |
84197 | Probability of observing value EQUAL to +2 SD in a standard normal dist with parameters N(0,1) | |
7004 | Calculating required sample size, precision of variance estimate? | |
83352 | Sum of independent non-normal random variables | |
5747 | If A and B are correlated with C, why are A and B not necessarily correlated? | |
88228 | How do you calculate the Ordinary Least Squares estimated coefficients in a Multiple Regression Model? | |
7 | Locating freely available data samples | |
53135 | Probablity of getting sequence of K equal results while tossing coin N times | |
20010 | How can I help ensure testing data does not leak into training data? | |
1266 | A non-parametric repeated-measures multi-way Anova in R? | |
93042 | non significance with one-way ANOVA, but significance with multiple comparisons | |
91981 | Converting a similarity to a dissimilarity | |
9590 | How to use principal components analysis to select variables for regression? | |
113831 | Bias in lagged dependent variable | |
78000 | Random Forests and Feature selection | |
3136 | How to perform a test using R to see if data follows normal distribution | |
108297 | dichotomizing a predictor variable | |
92052 | Kolmogorov-Smirnov test for large sample | |
45807 | What are the chances my wife has lupus? | |
70846 | Imputing values using additional data w/o knowing underlying structure | |
68431 | Interpretting LASSO variable trace plots | |
48199 | Are these values really different, given their confidence intervals? | |
13399 | Calculating the 95th percentile: Comparing normal distribution, R Quantile, and Excel approaches | |
91744 | More examples of inconsistent, but unbiased data and vice versa? | |
92212 | In testing random numbers, what other tests should I use to complement the Kolmogorov-Smirnov? | |
92210 | Negative AIC linear regression model | |
61080 | How can I calculate $\int^{\infty}_{-\infty}\Phi\left(\frac{w-a}{b}\right)\phi(w)\,\mathrm dw$ | |
68377 | Getting the inflection point(s) from a density plot | |
73416 | In R, how do I fit a student-t distribution to a set of empirical data? | |
73412 | normalising constant on exponential of exponential | |
33519 | Distribution from which to sample integers evenly between 1 and 1000? | |
18738 | what mean a p-value above 0.05 doing an ANOVA? | |
29824 | Factor analysis and regression | |
97777 | Variablity in cv.glmnet results | |
88711 | How does Support vector machine predict the classes for the test points? | |
5853 | Forcing a set of numbers to a gaussian bell-curve | |
43698 | Central Limit Theorem | |
90828 | Forecast Daily Data with Multiple Seasonality | |
45660 | What is the probability of tossing k heads in n trials of a fair coin? | |
48781 | Transform higher order Markov Chain to first order | |
29364 | Probability associated with experiencing all outcomes | |
78374 | binomial GLM output hugely affected by a factor level with all zeros | |
50095 | Approximation of explained variance | |
114043 | Clustering using different distance measures | |
91467 | Understanding the effect of each parameter in a Monte Carlo Simulation | |
104496 | Measures of association, Concordant and Discordant | |
32000 | Excluding the components and only including the interaction term in a logistic regression? | |
26383 | Conditional Expectation for Probability Distribution | |
84116 | Estimates of variance from an iid sample | |
84115 | Distribution of a vector divided by its sum | |
106381 | How do I add a "confidence rating" to something? | |
88461 | Derive Variance of regression coefficient in simple linear regression | |
30402 | How to calculate mean and standard deviation in R given confidence interval and a normal or gamma distribution? | |
35929 | Why we solve the dual problem in SVM? | |
96751 | How to calculate a maximum standard deviation? | |
69407 | How do I write a mathematical equation for ARIMA (2,1,0) x (0,2,2) period 12 |
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