One-side ANOVA | |||||||||
GRADE | N | Mean | Std. Deviation | Std. Error | 95% Confidence Interval for Mean | Min | Max | ||
Lower Bound | Upper Bound | ||||||||
group1 | 36 | 105.44 | 59.228 | 9.871 | 85.40 | 125.48 | 21.0 | 305.0 | |
group2 | 33 | 92.48 | 81.554 | 14.196 | 63.56 | 121.40 | 6.0 | 444.0 | |
group3 | 32 | 80.40 | 41.486 | 7.333 | 65.48 | 95.39 | 3.0 | 185.0 | |
Total | 101 | 93.28 | 63.213 | 6.290 | 80.80 | 105.76 | 3.0 | 444.0 | |