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| Levene’s test for equality of variances | t-test for equality of means | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| F | Sig. | t | df | Sig. (2-tailed) | Mean diff. | Std. error diff. | 95% confidence interval of the difference | |||
| Lower | Upper | |||||||||
| Task completed | Equal variances assumed | 7.022 | 0.011 | 5.081 | 48 | 0.000 | 3.560 | 0.701 | 2.151 | 4.969 |
| Equal variances not assumed | 5.081 | 39.006 | 0.000 | 3.560 | 0.701 | 2.143 | 4.977 | |||
