| N | Mean | Std. Deviation | Std. Error | 95% Confidence Interval for Mean | |
Lower Bound | Upper Bound | |||||
Capability | 135 | 3.73 | 1.57 | 0.12 | 3.50 | 3.96 |
Concept | 152 | 3.33 | 1.89 | 0.13 | 3.08 | 3.58 |
Total | 287 | 3.52 | 1.74 | 0.09 | 3.33 | 3.67 |