An ANOVA is used to evaluate the mean differences among three treatment conditions with a sample of n = 12 participants in each treatment. For this study, what is dfrotal? 2 11 35 33

Use a repeated-measures ANOVA with a = .05 to determine whether there are significant mean differences between the two treatments. Calculate n? as a measure of effect size. State the results as they would appear in a research report.

What is the mean for the difference scores for the following data from a repeated-measures study, which requires a dependent t-test for evaluation? T1 T2 Dscores 5 13   2 10   6 6   7 15

The following data were obtained from an independent measures research study comparing three treatment conditions. Use an ANOVA with  = .05 to determine whether there are any significant mean differences among the treatments.                                                     TREATMENT I                                               II                                              III 5                                              2                                              7 1                                              6                                              3 2                                              2                                              2 3                                             3                                               4 0                                             5                                               5 1                                             3                                               2 2…