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 ...

In science and health, we are often looking for results that are considered to be “statistically significant.” The golden rule is if the p-value is less than 0.05, then the result is statistically ...

Your Vox Membership goes further this holiday season. When you buy an annual membership, we’ll give one to someone who can’t afford access. It’s a simple way for you to support Vox’s journalism and ...

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 ...

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 ...

Confidence intervals and hypothesis tests are directly linked. Confidence intervals can be used to check the reasonableness of claims about the parameter. If someone claims the parameter is equal to ...