Statistical testing in Python offers a way to make sure your data is meaningful. It only takes a second to validate your data ...

This paper describes a permutational step-up multiple comparison procedure to adjust the p values from k related hypotheses. The method is applicable when two groups of subjects are being compared on ...

The problem of testing a point null hypothesis (or a "small interval" null hypothesis) is considered. Of interest is the relationship between the P value (or observed significance level) and ...

Geoff Cumming has received funding from the Australian Research Council. For researchers there’s a lot that turns on the p value, the number used to determine whether a result is statistically ...

Forbes contributors publish independent expert analyses and insights. Ted Ladd teaches entrepreneurship and innovation at Harvard and Hult. The word “hypothesis” has celebrity status. From Ancient ...