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The POWER Procedure.
| Pearson Chi-Square Test for Proportion Difference | |
|---|---|
| Fixed Scenario Elements | |
| Distribution | Asymptotic normal |
| Method | Normal approximation |
| Number of Sides | L |
| Alpha | 0.025 |
| Group 1 Proportion | 0.13 |
| Group 2 Proportion | 0.05 |
| Nominal Power | 0.8 |
| Null Proportion Difference | 0 |
| Computed N per Group | |
| Actual Power | N per Group |
| 0.801 | 200 |
