Question
please help. i need steps a-e CLEARLY shown.
Wdnt to do ses. Unless you need to edit, it's safer to stay in Protected view. Enable Editing Psych Stats PY 151 Homework 9 Due: Tues, May 2 For each problem, complete the hypothesis testing procedure using A as well as any required post hoc tests Far each problem, provide and clearly label each of the following: a) the research hypothesis: b) hypothesis testing steps 1-4 (including the ANOVA summary table as the last piece of work you in 3) c) the do Step whether any post justined the including the conclusions hoc tests are required d) appropriate post hoc te and the supported by yourpost boc tests. Finally make certain you provide the calculations-to help you become familiar with reading and understanding what ANOVA produces. PLEASE NOTE CAREFULY did some or the work on some prublems for you: watch for parti calculations l provide that cansave you time. clinical psychologist is evaluating the effects of an intensive but anxiety reduction treatment technique. She measures dients' level mmediately before the treatment begins then at one hour after the treatment. and then again four hours after the treatment. complete the ANovA below to determine whether the clients experience a significant change in anxiety level from their initial anxious few more most of the steps for you, so you need to be able to fill the summary table. Mean anxiety at each measurement: 8.2: M 6.1; M 54 can be used to calculate post-h Tukey tests if a significant result is found df Between Treatments 152.93 217.11
Explanation / Answer
Complete ANOVA table:
Excel formula:
Interpretation: p-value <0.05 so treatment effect is significant.
Tuckey's HSD post Hoc test:
HSD (Honest Significant difference) = q*sqrt(MSE/n) = 3.44 *sqrt(4.64/15) = 1.913
(q is obtained from table)
Based on this, we find:
Source SS df MS F P Between treatment 64.18 2 32.09 8.813052 0.000637 Within treatment 152.93 42 3.64119 between subject 94.1 14 error 58.83 28 Total 217.11 44
