Research Article
Collaborative-Adversarial Pair Programming
Table 4
-test results for CAP versus PP cost.
(a) The -test procedure: statistics |
| โVariable group | Lower CL | Upper CL | Lower CL | Upper CL | | Mean | Mean | Mean | Std Dev | Std Dev | Std Dev | Std Err |
| Time CAP | 6 | 486.32 | 599 | 711.68 | 67.024 | 107.37 | 263.35 | 43.835 | Time PP | 6 | 894.42 | 1209 | 1523.6 | 187.12 | 299.76 | 735.21 | 122.38 | Time Diff (1-2) | โ | โ899.6 | โ610 | โ320.4 | 157.32 | 225.15 | 395.13 | 129.99 |
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(b) -tests |
| Variable | Method | Variances | DF | value | |
| Time | Pooled | Equal | 10 | โ4.69 | 0.0009 | Time | Satterthwaite | Unequal | 6.26 | โ4.69 | 0.0030 |
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(c) Equality of variances |
| Variable | Method | Num DF | Den DF | value | |
| Time | Folded | 5 | 5 | 7.79 | 0.0417 |
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