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  • Member for 9 years, 3 months
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16 votes
2 answers
34k views

Mann-Whitney U-test: confidence interval for effect size

10 votes
2 answers
410 views

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

6 votes
1 answer
2k views

Why is independence required for two- sample proportions z test?

5 votes
1 answer
360 views

Is a heavy skew a problem if the same is expected for the population? And: Can bootstrapping help to confirm findings?

4 votes
1 answer
87 views

Perfect separation of two groups but rs is not 1

3 votes
2 answers
1k views

How to calculate 95% CI for Cohen's q?

3 votes
1 answer
885 views

model specification: crossed random effect for item and subject with fixed effect nested (??) within items

2 votes
0 answers
70 views

Which modern robust methods should be used (under what circumstances/as a standard)? [closed]

2 votes
2 answers
277 views

Compare differences in dependent frequencies

2 votes
1 answer
344 views

Repeated measures but not longitudinal: A case of multivariate LMM or repeated measures LMM?

2 votes
1 answer
1k views

Why can I have a dichotomous predictor in linear regression but not a dichotomous outcome

1 vote
0 answers
39 views

Are there non-parametric equivalents to analyse nested data?

1 vote
1 answer
35 views

Data analysis: 2 groups but all ratings from the same (two) individual(s)

1 vote
1 answer
1k views

How to interpret "main effects" in a GLMM?

0 votes
0 answers
1k views

Effect size measure for post-hoc tests after nonparametric tests: Alternatives to calculating r from z score?

0 votes
0 answers
63 views

Screening for outliers / testing for normality - overall or within groups?