| Test Scores | KIR | Results | |||
N | Mean | Standard Deviation | Coefficient of Variation, % | |||
Posttest | ≥70 | ≥1 | 54 | 77.6 | 9.68 | 12.5 |
<1 | 64 | 53.4 | 11.27 | 21.1 | ||
<70 | ≥1 | 98 | 85.9 | 9.18 | 10.7 | |
<1 | 20 | 47.8 | 16.5 | 34.6 |