As of May 31, 2023, we have updated our Code of Conduct.
dsimcha's user avatar
dsimcha's user avatar
dsimcha's user avatar
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331 votes

ROC vs precision-and-recall curves

197 votes

The Two Cultures: statistics vs. machine learning?

79 votes

What do you call an average that does not include outliers?

68 votes

Is normality testing 'essentially useless'?

14 votes

Why would all the tests for normality reject the null hypothesis?

12 votes

What skills are required to perform large scale statistical analyses?

8 votes

Testing statistical software

7 votes

If the t-test and the ANOVA for two groups are equivalent, why aren't their assumptions equivalent?

6 votes

Computing chi-square for large tables with some expected cell counts equal to zero

4 votes

When conducting a t-test why would one prefer to assume (or test for) equal variances rather than always use a Welch approximation of the df?

3 votes

Big-O Scaling of R's cmdscale()

2 votes

Is it possible to prove a null hypothesis?

1 vote

GLMNET or LARS for computing LASSO solutions?

0 votes

What are disadvantages of using the lasso for variable selection for regression?