_id stringlengths 1 6 | text stringlengths 15 138 | title stringclasses 1
value |
|---|---|---|
11691 | How to tell if data is "clustered" enough for clustering algorithms to produce meaningful results? | |
64343 | How to Interpret a negative log linear regression coefficient? | |
27916 | Standard errors for multiple regression coefficients? | |
51699 | Moment generating function of the inner product of two gaussian random vectors | |
56515 | Estimate PDF from only positive data | |
79932 | Does MLE always mean we know the underlying PDF of our data, and does EM mean we don't? | |
72370 | How to perform unsupervised Random Forest classification using Breiman's code? | |
60766 | How to test for significant difference between 2 binary variables in one sample | |
20514 | Books for self-studying time series analysis? | |
57840 | How does dsgh work in R? | |
67800 | Creating a Quality Index | |
35566 | How do I rank variables collected by a Likert scale questionnaire? | |
51718 | Assessing approximate distribution of data based on a histogram | |
70605 | PMF of two Poisson RV subtracted from each other | |
88588 | Regression model for proportion or count when counts of outcome and total events are often zero | |
4700 | What is the difference between fixed effect, random effect and mixed effect models? | |
13550 | prcomp() vs lm() results in R | |
19891 | Interpreting main effect and interaction | |
61179 | GLM Distribution of Residuals | |
56124 | subtraction of two multivariate normal distribution | |
99192 | Why should the feature be standardized before feeding to the neural network algorithm | |
62880 | No linear effects but a quadratic effect | |
73077 | Analyzing reflected and transformed variables II | |
36305 | Why do regression coefficients change when excluding variables? | |
83865 | JAGS burn-in phase takes ZERO time? | |
92284 | What is the meaning of the beta-coefficient for an interaction term in a crossover study? | |
41685 | Why does increasing the number of features reduce performance? | |
104250 | How to determine whether a categorical variable is statistically significant? | |
32248 | Effect Size/Mean Squared Error from Linear Mixed-Model in R | |
97075 | Forecasting daily online visits in r | |
25389 | Obtaining predicted values (Y=1 or 0) from a logistic regression model fit | |
60076 | Why are 5+ expected frequencies needed in Pearson's chi-square | |
108697 | Difference between Time series and repeated measures analysis? | |
26271 | Comparing two classifier accuracy results for statistical significance with t-test | |
44201 | Link between moment-generating function and characteristic function | |
89926 | What do you do when a centroid doesn't attract any points? | |
58486 | Is it required for panel data to use dummy variables? | |
8881 | How to perform a regression model with a mix of binary, nominal, ordinal, and continuous predictors? | |
8318 | Interpretation of log transformed predictors in logistic regression | |
9926 | Is there any use for the quantity $\int f(x)^2 dx$ in statistics or information theory? | |
25190 | Naive Bayes for two continuous features | |
108085 | Interpretation of Linear SVM Coefficients | |
47279 | Is significance of the p-value reliable with extremely small sample sizes? | |
74537 | Log or square-root transformation for ARIMA | |
66448 | Should covariates that are not statistically significant be 'kept in' when creating a model? | |
97515 | What does "likelihood is only defined up to a multiplicative constant of proportionality" mean in practice? | |
26465 | Behavior of a sum of kernel functions | |
63177 | In GLIM, Is the link function of mean linear in explanatory variables? | |
59526 | Correction term in variance of mixture | |
66273 | Wilcoxon two-sample test approximated by z-statistic | |
79043 | Why PCA of data by means of SVD of the data? | |
35608 | Detecting outstanding events | |
27786 | How to compare ratings of airlines on a Likert scale when different participants have rated different airlines? | |
3438 | Calculating percentile of normal distribution | |
79843 | Is the W statistic outputted by wilcox.test() in R the same as the U statistic? | |
14168 | How to generate two correlated categorical variables? | |
38053 | Help with pretest-postest data analysis | |
90407 | Libsvm includes training data in testing file | |
38870 | Confusion regarding a probability problem | |
20425 | having trouble applying hidden markov models to my game | |
101102 | Can non-normal data be used for factor analysis? | |
86546 | Text Books on Text Mining in R | |
577 | Is there any reason to prefer the AIC or BIC over the other? | |
31326 | How should one interpret the comparison of means from different sample sizes? | |
31327 | Power analysis of a secondary data set with a multi-level model | |
89295 | Determining If Transformation of Variables X Are Needed | |
41934 | Non-parametric alternative for 2-way ANOVA | |
111440 | Normality test with p-value equal to zero | |
32520 | Sequence mining in univariate discrete data using R | |
114674 | lsmeans: how to have mean and SD from pairwise comparison? | |
104444 | Econometrics: Panel data without unit identifier | |
111835 | regression. sufficient dimension reduction | |
87805 | Significant interaction with non significant main effect | |
96722 | How can dummy variables are able to add in Stata? | |
104567 | Centering vs. Standarizing which one is better? | |
65779 | Why is coefficient of determination used to assess fit of a least squares line? | |
6966 | Why continue to teach and use hypothesis testing? | |
48302 | A constant as an admissible estimator | |
51456 | Why does the correlation coefficient between X and X-Y random variables tend to be 0.7 | |
25094 | How to interpret regression coefficients for a variable with takes positive and negative values? | |
18391 | How to calculate the difference of two slopes? | |
4354 | Distributions other than the normal where mean and variance are independent | |
91389 | How to use gain and splitinfo for continuous attributes? | |
25708 | Tests significative with parametric calculations and non-significative with non-parametric ones! | |
97659 | Appropriate post-hoc test after a mixed design anova in R | |
64370 | How to use SVD for dimensionality reduction | |
93768 | impact on hypothesis if t-stat is equal to t-critical value for one-tail two-sample t-test? | |
55691 | Regarding p-values, why 1% and 5%? Why not 6% or 10%? | |
4964 | Is interaction possible between two continuous variables? | |
37399 | Weighted geometric mean vs weighted mean | |
103863 | Are there concerns with doing a generalized additive model with a smoothing term of multiple variables? | |
45165 | MANOVA vs. Repeated Measure ANOVA | |
29889 | Monte Carlo approach to compute prediction interval for GLM (Poisson & Neg Bin) with R | |
66868 | random number generation and probability problems | |
104970 | Quantitative method to determine necessary and sufficient causes | |
665 | What's the difference between probability and statistics? | |
78795 | Interpreting a confidence interval | |
24676 | Difference between one-tailed and two-tailed testing? | |
84175 | Confidence Interval for a Fraction? | |
3549 | F and t statistics in a regression |
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