Combined p-Values

The test statistic is:

$X^{2}=-2\sum _{i=1}^{k}\log p_{i}$

where:

$p_{i}$ is the p-Value of the $i$th of $k$ tests, and

$p=\Pr(\chi _{2k}^{2}\geq X^{2})$

See also

• Reading Tables and Interpreting Significance Tests
• Overview of Statistical Testing in Q