Statistics Factorial ANOVA

PART 4: FACTORIAL ANOVA GRAPH RECOGNITION (9 POINTS) A researcher is interested in the effects of exercise (none vs. moderate) and gender (men vs. women) on happiness. Below are graphs depicting hypothetical results. For each graph, indicate 12. (circle yes or no) whether each effect exists. Each correct answer is worth .5 points. 13. 8 no no exercise 6 exercise moderate Happiness moderate exercise Happiness 4 exercise 2 0 Men Women Men Women Main effect gender: Yes / No Main effect gender: Yes / No Main effect exercise: Yes / No Main effect exercise: Yes / No Interaction effect: Yes / No Interaction effect: Yes / No 14. 15. 10 12 no 10 no exercise exercise 8 moderate moderate Happiness exercise 6 exercise A Ha N N O Men Women Men Women Main effect gender: Yes / No Main effect gender: Yes / No Main effect exercise: Yes / No Main effect exercise: Yes / No Interaction effect: Yes / No Interaction effect: Yes / No 16. 17. 10 10 no no 8 8 exercise exercise 6 moderate 6 moderate Happiness Happiness exercise exercise 4 D N N O O Men Women Men Women Main effect gender: Yes / No Main effect gender: Yes / No Main effect exercise: Yes / No Main effect exercise: Yes / No Interaction effect: Yes / No Interaction effect: Yes / No