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1 vote
2 answers
11 views

Handle outliers in clustering

5 votes
1 answer
781 views

Testing equality of quantile regression slopes at different quantiles

1 vote
1 answer
489 views

Time varying covariate is polytomous for Cox proportional regression, how to deal and interpret?

1 vote
1 answer
46 views
+50

Does the mixed ANOVA (=within-between ANOVA) take baseline response differences into account?

17 votes
7 answers
24k views

Fastest SVM implementation

3 votes
1 answer
489 views

In what instances do we need to worry about Heckman correction for selection bias?

2 votes
1 answer
194 views

How many leads do we include for parallel trends testing in daily data (Difference-in-Differences)?

3 votes
1 answer
199 views

Using the unbiasedness assumption in the proof of the Gauss-Markov Theorem

14 votes
6 answers
2k views

Power paradox: overestimated effect size in low-powered study, but the estimator is unbiased

6 votes
1 answer
2k views

What statistical analysis tests if two matrices are different?

5 votes
0 answers
125 views

Properties of a distribution obtained by filtering normal distributed variables by the result of a t-test

2 votes
2 answers
21 views

How to handle heteroskedasticity when detecting anomalies using Z-scores on growth rates?

2 votes
1 answer
256 views

Should I take logarithm of weights in WLS regressions

1 vote
1 answer
332 views

Constructing random effects design matrices for lassop{MMS}

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