| N | Mean | S D | F | df | P |
Pn | 24 | 20.75 | 3.61 |
| B = 2 |
|
P- | 32 | 28.75 | 1.64 | 105.206 | W = 95 | .000 |
P+ | 42 | 28.35 | 1.65 |
| T = 97 |
|
Total | 98 | 26.62 | 4.05 |
|
|
|