User Christian Hennig

28 votes

How do you know if an insignificant P value is because of chance error or because the sample size of the data is too small?

answered Jun 12, 2022 at 10:35

22 votes

A chart of daily cases of COVID-19 in a Russian region looks suspiciously level to me - is this so from the statistics viewpoint?

answered May 22, 2020 at 11:19

22 votes

Law of Large Numbers for whole distributions

answered Dec 9, 2021 at 12:35

21 votes

Why is t-test more appropriate than z-test for non-normal data?

answered Sep 25, 2022 at 19:34

21 votes

Why is AIC not reported with a confidence interval?

answered Jun 5, 2021 at 20:18

20 votes

OLS regression results: p-values > 0.10, how to proceed?

answered Aug 25, 2021 at 12:20

19 votes

Does Correlation "Sometimes" Imply Causality?

answered Oct 8, 2022 at 14:26

17 votes

Why is my data not normally distributed while I have an almost perfect QQ plot and histogram?

answered Jun 23, 2022 at 10:27

17 votes

How did the “Hat Matrix” get its name

answered Oct 30, 2022 at 23:49

17 votes

Does the rejection of the null hypothesis have anything to do with Popper's theory of falsification?

answered Jul 26, 2021 at 12:26

16 votes

Relevance of assumption of normality, ways to check and reading recommendations for non-statisticians

answered Jul 30, 2021 at 14:18

15 votes

Accepted

Can you multiply p-values if you perform the same test multiple times?

answered Oct 10, 2020 at 9:44

15 votes

Accepted

What are the k-means algorithm assumptions?

answered May 27, 2022 at 13:51

14 votes

Why are standard frequentist hypotheses so uninteresting?

answered Nov 6, 2022 at 0:32

14 votes

Is Median Absolute Percentage Error useless?

answered Nov 20, 2022 at 11:11

13 votes

Mathematical demonstration of the distance concentration in high dimensions

answered Feb 23, 2020 at 22:39

12 votes

Degrees of freedom of a coin toss

answered Aug 15, 2022 at 22:15

11 votes

Accepted

Does it always make sense to make a time series stationary?

answered May 15, 2020 at 10:18

11 votes

Accepted

What is the 'true' value of a probability parameter?

answered May 20, 2020 at 13:23

11 votes

Why Aren't "Non-Informative Priors" More Popular?

answered Dec 25, 2022 at 17:30

11 votes

Accepted

Can we remove significant variables in a regression?

answered Jun 25, 2021 at 9:21

11 votes

Accepted

Why isn't this estimator unbiased?

answered Apr 3, 2021 at 9:35

10 votes

How should variables in statistics be understood?

answered Feb 7 at 17:33

10 votes

When to check model assumptions

answered Oct 26, 2022 at 10:21

10 votes

Accepted

Does density() function in base R assume normality?

answered Mar 26, 2021 at 13:01

10 votes

In Bayesian statistics, data is considered nonrandom but can have a probability or be conditioned on. How?

answered Jun 10, 2021 at 10:53

10 votes

p-values from `t.test` and `prop.test` differ considerably

answered Jul 23, 2021 at 12:43

9 votes

Accepted

When do we use a multivariate regression?

answered Jan 10, 2020 at 14:10

9 votes

Accepted

Should outliers be removed for goodness-of-fit tests?

answered Oct 16, 2022 at 17:11

9 votes

Objective criteria for assumption violations that do not utilize p-values?

answered May 20, 2022 at 17:48

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525 Answers

How do you know if an insignificant P value is because of chance error or because the sample size of the data is too small?

A chart of daily cases of COVID-19 in a Russian region looks suspiciously level to me - is this so from the statistics viewpoint?

Law of Large Numbers for whole distributions

Why is t-test more appropriate than z-test for non-normal data?

Why is AIC not reported with a confidence interval?

OLS regression results: p-values > 0.10, how to proceed?

Does Correlation "Sometimes" Imply Causality?

Why is my data not normally distributed while I have an almost perfect QQ plot and histogram?

How did the “Hat Matrix” get its name

Does the rejection of the null hypothesis have anything to do with Popper's theory of falsification?

Relevance of assumption of normality, ways to check and reading recommendations for non-statisticians

Can you multiply p-values if you perform the same test multiple times?

What are the k-means algorithm assumptions?

Why are standard frequentist hypotheses so uninteresting?

Is Median Absolute Percentage Error useless?

Mathematical demonstration of the distance concentration in high dimensions

Degrees of freedom of a coin toss

Does it always make sense to make a time series stationary?

What is the 'true' value of a probability parameter?

Why Aren't "Non-Informative Priors" More Popular?

Can we remove significant variables in a regression?

Why isn't this estimator unbiased?

How should variables in statistics be understood?

When to check model assumptions

Does density() function in base R assume normality?

In Bayesian statistics, data is considered nonrandom but can have a probability or be conditioned on. How?

p-values from `t.test` and `prop.test` differ considerably

When do we use a multivariate regression?

Should outliers be removed for goodness-of-fit tests?

Objective criteria for assumption violations that do not utilize p-values?