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Pitouille
  • Member for 1 year, 1 month
  • Last seen this week
  • France
222 votes
4 answers
415k views

How to interpret a QQ plot

  • 18.6k
69 votes
5 answers
154k views

How to statistically compare two time series?

  • 2,007
51 votes
3 answers
215k views

Different ways to write interaction terms in lm?

46 votes
2 answers
60k views

Determining sample size necessary for bootstrap method / Proposed Method

  • 479
43 votes
7 answers
20k views

Are there any examples of where the central limit theorem does not hold?

36 votes
4 answers
14k views

Are smaller p-values more convincing?

  • 1,596
28 votes
8 answers
3k views

Why are hypothesis tests still used when we have the bootstrap and central limit theorem?

  • 5,892
25 votes
2 answers
20k views

Is Student's t test a Wald test?

  • 251
17 votes
2 answers
3k views

How can the central limit theorem hold for distributions which have limits on the random variable?

16 votes
6 answers
2k views

Bayesian criticism of frequentist p-value

  • 763
14 votes
3 answers
6k views

The variance-covariance matrix of the least squares parameter estimation

13 votes
3 answers
4k views

What Ratio of Independent Distributions gives a Normal Distribution?

  • 4,722
12 votes
3 answers
1k views

Is it correct to say one 'estimates' or 'measures' r-squared?

12 votes
5 answers
2k views

Does the biased estimator always have less variance than unbiased one?

  • 279
12 votes
2 answers
4k views

Is expectation the same as mean?

  • 604
11 votes
1 answer
1k views

Why don't we use absolute values of differences instead of squared differences in the denominator of the correlation coefficient?

10 votes
2 answers
271 views

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

  • 625
10 votes
3 answers
9k views

Will two distributions with identical 5-number summaries always have the same shape?

10 votes
5 answers
2k views

Discrete and Continuous variables. What is the definition?

  • 203
10 votes
4 answers
17k views

How does the expected value relate to mean, median, etc. in a non-normal distribution?

  • 5,063
9 votes
1 answer
600 views

Is the ratio of two sums normally distributed?

8 votes
11 answers
1k views

How do Bayesians interpret $P(X=x|\theta=c)$, and does this pose a challenge when interpreting the posterior?

8 votes
3 answers
585 views

Why the standard error of the mean never gets to zero even when the sample has the same size as the population?

8 votes
1 answer
4k views

Comparing two F-test statistics

  • 495
7 votes
1 answer
1k views

Correlation, regression and causal modeling

7 votes
2 answers
883 views

Sample size recommended for a chi-square test for the variance

  • 73
6 votes
5 answers
527 views

CLT may fail under this condition?

6 votes
3 answers
1k views

Is Simpson's Paradox always an example of confounding?

  • 587
6 votes
2 answers
477 views

Why is the z statistic of a binomial proportion test normally distributed?

  • 341
6 votes
2 answers
526 views

Paired t-test with multiple observations per pair

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