|
|
Age |
Num. |
Mean |
Std. Deviations |
|
| Gender |
Boy |
8 |
50 |
30.42 |
3.23 |
| 9 |
50 |
30.82 |
2.53 |
||
| 10 |
50 |
30.98 |
2.88 |
||
| Total |
150 |
30.74 |
2.88 |
||
| Girl |
8 |
50 |
29.32 |
3.33 |
|
| 9 |
50 |
30.34 |
2.77 |
||
| 10 |
50 |
29.66 |
2.75 |
||
| Total |
150 |
29.77 |
2.97 |
||
| Age |
Boy & Girl |
8 |
100 |
29.87 |
3.308 |
| 9 |
100 |
30.58 |
2.648 |
||
| 10 |
100 |
30.32 |
2.881 |
||
| Total |
300 |
30.26 |
2.96 |
||