The practice of null hypothesis testing has traditionally been used to interpret the results of studies in a wide variety of scientific fields. Briefly, significance testing involves the calculation ...

The 'Statement on Statistical Significance and P-Values' includes six principles underlying the proper use and interpretation of the p-value and is intended to improve the conduct and interpretation ...

It’s too often misused and misunderstood. by Amy Gallo When you run an experiment or analyze data, you want to know if your findings are “significant.” But business relevance (i.e., practical ...

In order to prevent misleading conclusions based on spurious observed effects--especially seductively large ones--Robinson and Levin (1997) suggested a two-step approach to the reporting and ...

Citations: McShane, Blake, Andrew Gelman. 2022. Selecting on Statistical Significance and Practical Importance Is Wrong. Journal of Information Technology. (3)312-315.

Question: What do we learn from a study that shows a technique or technology likely has affected an educational outcome? Answer: Not nearly enough. Despite widespread criticism, the field of education ...