15. (15 points) A clinical psychologist is interested in evaluating the effectiveness of the following three techniques for treating mild depressions cognitive restructuring, assertiveness training, and an exerciseutrition program. Forty undergraduate students suffering from mild depression are randomly sampled from the university counseling center's waiting list and randomly assigned 10 each to the three techniques previously mentioned and the remaining 10 to a placebo control group. Treatment is conducted for 10 weeks, after which depression is measured using the Beck Depression Inventory. The post-treatment depression scores are given here. Higher scores indicate greater depression. Treatment Placebo Cognitive Assertiveness Exerciseutrition restructuring training 27 10 16 16 18 24 18 14 12 17 26 16 15 23 18 18 25 28 13 22 25 12 17 16 20 14 20 15 24 21 18 26 19 23 Conduct a one-way anova and copy and paste the output below. Compute omega squared and Cohen's F and list those below. Omega squared = Cohen's F - Conduct subsequent tests using Tukey. Critical Difference for Tukey = 11.6 16 20.9 22.8 11.6 44 93 11.2 16 49 20.9 1.9 22.8 Conclusions for Tukey