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  • Member for 13 years, 3 months
  • Last seen this week
52 votes
Accepted

Manually Calculating P value from t-value in t-test

47 votes
Accepted

Column-wise matrix normalization in R

32 votes
Accepted

Why do lme and aov return different results for repeated measures ANOVA in R?

25 votes
Accepted

Is it possible to create "parallel sets" plot using R?

21 votes
Accepted

Paired t-test as a special case of linear mixed-effect modeling

20 votes
Accepted

REML vs ML stepAIC

17 votes
Accepted

Repeated measures ANOVA with lme/lmer in R for two within-subject factors

17 votes
Accepted

Allowed comparisons of mixed effects models (random effects primarily)

17 votes

Example of strong correlation coefficient with a high p value

13 votes
Accepted

How to specify random effects in lme?

12 votes
Accepted

Efficient way to merge multiple dataframes in R

12 votes
Accepted

Differences between PROC Mixed and lme / lmer in R - degrees of freedom

12 votes
Accepted

For a random matrix, shouldn't a SVD explain nothing at all? What am I doing wrong?

11 votes
Accepted

Logistic predict.glm() function error: factor has new levels

11 votes
Accepted

How to implement dummy variable using n-1 variables?

10 votes
Accepted

Split-Plot ANOVA: model comparison tests in R

10 votes
Accepted

How can I account for spatial covariance in a linear model?

10 votes
Accepted

How do I calculate the standard deviation of a normal distribution given the mean and a quantile value of that distribution?

9 votes

Most famous statisticians

9 votes
Accepted

Why is R giving a bad result of addition?

9 votes
Accepted

Uncorrected pairwise p-values for one-way ANOVA?

8 votes

If a statistic doesn't reveal a significance, do I have to calculate power for it?

8 votes
Accepted

Comparing reproducible research strategies: brew or Sweave vs. R2HTML

8 votes
Accepted

Two-way ANOVA vs ANCOVA in R

8 votes
Accepted

Sampling 100000 times from normal distribution in R : strange distribution of samples' standard deviation

7 votes
Accepted

Equivalent mixed models yielding different results in SAS

7 votes

Modern successor to Exploratory Data Analysis by Tukey?

7 votes
Accepted

Why does R coerce a one dimensional data frame result to a vector? (and how can I stop it?)

7 votes

Mann-Kendall trend test of a huge time-series in R

7 votes

Random effect equal to 0 in generalized linear mixed model