Research Article
Collaborative-Adversarial Pair Programming
Table 8
Summary of control experiments and their results.
| Null hypothesis | Data properties | Statistical test | Result | Reject? |
| H01 (Duration) | Normal
| Student’s -test | | Yes | Equal variance | No outliers | H02 (CostOverall) | Normal | Student’s -test | | Yes | Equal variance | No outliers | H03 (CostCoding) | Normal | Mann- Whitney test | | Yes | Equal variance | Outliers | H04 (Correctness) | Not applicable | None | Number of acceptance test cases failed in CAP is less than PP |
Yes |
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