New method controls classroom test errors, improving student learning outcomes.
The article discusses how multiple tests are used to check many ideas at once, and how the false discovery rate (FDR) measures the rate of mistakes in these tests. The Benjamini and Hochberg method is a popular way to control FDR. The article introduces a quick method for this and talks about FDR inequalities for related test results. It also shows that the Bonferroni method is effective for controlling errors when tests are related.