Table 3 Power comparison of the suggested testing strategy based on test statistic (1) and (2) for homoscedastic case and the number of genes = 20
| Number of | δ | Non-diagonal | Diagonal | |
|---|---|---|---|---|
| gene sets | ||||
| 5 | 0.5 | 0.298 | 0.637 | |
| 5 | 1 | 0.860 | 0.997 | |
| 5 | 1.5 | 0.998 | 1.000 | |
| 10 | 0.5 | 0.236 | 0.517 | |
| 10 | 1 | 0.780 | 0.993 | |
| 10 | 1.5 | 0.998 | 1.000 |