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

Reviewed by David KindnessFact checked by Yarilet PerezReviewed by David KindnessFact checked by Yarilet Perez In statistics, a p-value is defined as In statistics, a p-value indicates the likelihood ...

Which p-value calculator is best? While determining the p-value of a null hypothesis might seem like it has little significance to your day-to-day life, the opposite is true. This is especially true ...

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 ...

Bayesian hypothesis testing for nonnested hypotheses is studied, using various "default" Bayes factors, such as the fractional Bayes factor, the median intrinsic Bayes factor, and the encompassing and ...