Nick Stauner's user avatar
Nick Stauner's user avatar
Nick Stauner's user avatar
Nick Stauner
  • Member for 10 years, 1 month
  • Last seen more than a month ago
33 votes
Accepted

Continuous dependent variable with ordinal independent variable

31 votes

What is your favorite "data analysis" cartoon?

28 votes
Accepted

Examples of PCA where PCs with low variance are "useful"

26 votes

Low variance components in PCA, are they really just noise? Is there any way to test for it?

25 votes
Accepted

Is the exact value of a 'p-value' meaningless?

22 votes

Kendall Tau or Spearman's rho?

20 votes
Accepted

Which to believe: Kolmogorov-Smirnov test or Q-Q plot?

19 votes
Accepted

Deduce variance from boxplot

19 votes
Accepted

What's the difference between multiple R and R squared?

17 votes

How can I find a Z score from a p-value?

17 votes

What is your favorite statistical graph?

16 votes

Statistics published in academic papers

16 votes

How do the Goodman-Kruskal gamma and the Kendall tau or Spearman rho correlations compare?

14 votes

Factor analysis of questionnaires composed of Likert items

14 votes
Accepted

Testing large dataset for normality - how and is it reliable?

14 votes

Best open source data visualization software to use with PowerPoint

14 votes

Is variation the same as variance?

13 votes
Accepted

How do you report a Mann–Whitney test?

13 votes
Accepted

How can I interpret this scatterplot?

12 votes
Accepted

What do NORB and CIFAR stand for?

11 votes

What are the differences between Factor Analysis and Principal Component Analysis?

11 votes

How do you plot an interaction between a factor and a continous covariate?

10 votes

Why are 0.05 < p < 0.95 results called false positives?

10 votes
Accepted

Now that I've rejected the null hypothesis what's next?

9 votes

Interpreting one- and two-tailed tests

8 votes

Reproduce boxplot with only data points at given quantiles

8 votes
Accepted

Is it meaningful to identify interaction effect when a main effect in a model (main effects only, without interaction terms) is not significant?

8 votes
Accepted

Regression testing after dimension reduction

8 votes

interaction of categorical and continuous variables

8 votes

How to detect polarized user opinions (high and low star ratings)

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