Independent Samples Test | ||||||||||
| Levene's Test for Equality of Variances | t-test for Equality of Means | ||||||||
F | Sig. | t | df | Sig. (2-tailed) | Mean Difference | Std. Error Difference | 95% Confidence Interval of the Difference | |||
Lower | Upper | |||||||||
DC | Equal variances assumed | 1.047 | 0.307 | 3.092 | 333 | 0.2 | 0.297586 | 0..09624 | 0.108260 | 0.486912 |
Equal variances not assumed |
|
| 3.009 | 222.333 | 0.003 | 0.297586 | 0..09889 | 0.102703 | 0.492469 |