If you cast a wide enough net, you’ll find what looks like a prize-winning fish. But you’ll also catch a lot of seaweed, plastic debris, and maybe even a dolphin you didn’t mean to bring in. Such is ...

A small p-value often means the observed data effect is statistically significant. Set a significance level to compare with the p-value to validate investment hypotheses. Utilizing p-values in Excel ...

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 ...

If we repeat this exercise for a null hypothesis that is improbable a priori, p (H) = .2, we find that indifference is achieved if VH drops to .0625 in conventional testing and to .235 in tough ...

If we repeat this exercise for a null hypothesis that is improbable a priori, p (H) = .2, we find that indifference is achieved if VH drops to .0625 in conventional testing and to .235 in tough ...