Selecting many different samples and running many different tests can eventually produce a result that makes a desired conclusion seem to be true when the conclusion is true.

Question

Quizplus · Accepted Answer

This describes p-hacking or data dredging, where multiple tests are run to find a statistically significant result, which can lead to false positives or misleading conclusions, even if the conclusion is not true.

Selecting Many Different Samples and Running Many Different Tests Can