z | N | Mean | Conf. (±) | Std. Error | Std. Dev. |
0.0 to 0.5 | 120 | 38.1235 | 0.578568683 | 0.292191652 | 3.200799178 |
0.5 to 1.0 | 76 | 3.29763158 | 0.148926165 | 0.074758293 | 0.65172769 |
1.0 to 1.5 | 28 | 44.6478571 | 0.233356837 | 0.113731045 | 0.601808122 |
1.5 to 2.0 | 18 | 45.6505555 | 0.62841576 | 0.297853401 | 1.263684958 |
2.0 to 2.5 | 9 | 46.6894444 | 1.000358877 | 0.433806188 | 1.301418564 |
2.5 to 3.0 | 10 | 46.331 | 0.485711017 | 0.214711434 | 0.678977172 |
3.0 to 3.5 | 9 | 46.975 | 0.693006582 | 0.300522693 | 0.901568078 |
3.5 to 4.0 | 2 | 46.93 | 4.828358221 | 0.38 | 0.537401154 |
4.0 to 4.5 | 3 | 48.0166666 | 1.45068823 | 0.3371611353 | 0.583980593 |
4.5 to 5.0 | 1 | 46.74 | - | - | - |
Entire sample | 276 | 41.7689492 | 0.476876166 | 0.242237842 | 4.02435727 |