Table 2 Distribution of the study variables (n = 772)
|  | Males (n = 393) | Females (n = 379) | Comparison males-females a | |||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Â | Min | Max | Mean | St. dev. | Min | Max | Mean | St. dev. | Mean diff. | T-test |
Time 1 | ||||||||||
Friendship network quality | 2.0 | 5.0 | 4.34 | .53 | 2.8 | 5.0 | 4.34 | .48 | .00 | n.s. |
Tense | 1.0 | 5.0 | 4.09 | .96 | 1.0 | 5.0 | 3.64 | 1.09 | .44 | *** |
Sad | 1.0 | 5.0 | 4.40 | .88 | 1.0 | 5.0 | 3.91 | 1.07 | .49 | *** |
Energy | 1.0 | 5.0 | 3.99 | .89 | 1.0 | 5.0 | 3.90 | .83 | .09 | n.s. |
Happy | 1.0 | 5.0 | 4.41 | .73 | 1.0 | 5.0 | 4.37 | .78 | .05 | n.s. |
Pleased | 1.0 | 5.0 | 4.17 | .83 | 1.0 | 5.0 | 3.85 | .91 | .32 | *** |
Grouchy | 1.0 | 5.0 | 4.11 | .82 | 1.0 | 5.0 | 3.96 | .87 | .15 | * |
Time 2 | Â | Â | Â | Â | Â | Â | Â | Â | Â | Â |
Friendship network quality | 3.0 | 5.0 | 4.38 | .49 | 3.2 | 5.0 | 4.41 | .43 | -.03 | n.s. |
Tense | 1.0 | 5.0 | 3.93 | 1.08 | 1.0 | 5.0 | 3.65 | 1.15 | .28 | *** |
Sad | 1.0 | 5.0 | 4.24 | .98 | 1.0 | 5.0 | 3.88 | 1.07 | .37 | *** |
Energy | 1.0 | 5.0 | 3.92 | .99 | 1.0 | 5.0 | 3.92 | .92 | .00 | n.s. |
Happy | 1.0 | 5.0 | 4.38 | .76 | 1.0 | 5.0 | 4.41 | .78 | -.03 | n.s. |
Pleased | 1.0 | 5.0 | 4.09 | .84 | 1.0 | 5.0 | 3.89 | .99 | .19 | ** |
Grouchy | 1.0 | 5.0 | 4.11 | .92 | 1.0 | 5.0 | 4.16 | .87 | -.05 | n.s. |
Comparison T2-T1 b | ||||||||||
| Â | Mean diff. | T-test | Mean diff. | T-test | Â | Â | ||||
Friendship network quality | .03 | n.s. | .07 | * | Â | Â | ||||
Tense | -.16 | ** | .00 | n.s. | Â | Â | ||||
Sad | -.15 | ** | -.04 | n.s. | Â | Â | ||||
Energy | -.07 | n.s. | .02 | n.s. | Â | Â | ||||
Happy | -.03 | n.s. | .05 | n.s. | Â | Â | ||||
Pleased | -.08 | †| -.04 | n.s. |  |  | ||||
Grouchy | -.00 | n.s. | .20 | *** | Â | Â | ||||