A researcher wishes to determine whether exercising at least three times a week is more effective than
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A researcher wishes to determine whether exercising at least three times a week is more effective than pharmaceuticals (antidepressants) or psychotherapy in addressing mental health issues. He randomly assigns 20 psychiatric patients to one of four treatment conditions and asks their self-reported depression at the moment on a scale of 1 (very depressed) to 15 (very happy). Test the null hypothesis that there is no difference between exercise, antidepressants, therapy, and the control group using the following data.
Transcribed Image Text:
Exercise 9 10 8 6 13 Antidepressants 9 10 14 11 9 Therapy 10 11 7 12 8 Control 7 6 8 6 11
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Related Book For
Elementary Statistics In Social Research
ISBN: 9780205845484
12th Edition
Authors: Jack A. Levin, James Alan Fox, David R. Forde
Question Posted:
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