Identifying and Assessing Interesting Subgroups in a Heterogeneous Population

Figure 2

(a) , where is a generic two-sample -statistic and is an observed -statistic and (b) average from 50 simulations: true false discovery proportion (FDP) (solid), standard estimate (dashed), and proposed procedure (dotted). The dotted line coincides with the solid, so it is additionally marked with triangles.

(a) Histogram of values

(b) Comparison of FDR estimates