C. Post-Data Analysis 1. Report and interpret the effect size indexes, n, n, w, and Cohen's f for all three effects. 2. If appropriate, determine and interpret the 95% confidence intervals, including their precision and AIPE, for all significant post hoc comparisons. 3. Determine and interpret the power of the three effects (row, column, and interaction). 4. Present at least one plausible explanation for the results.

This research study follows the description given in Problem 8 of Check Your Under- standing. The study involved N = 225 participants who were randomly assigned to one of the nine groups. The data are given in the file Ch_10 Exercises Part B Data. Import this data set into your statistics program and perform a factorial ANOVA. Keep in mind that smaller deviation measures mean better pilot performance.