Problem B Client Before 30 Change (+/-) 1 N 2 After 29 32 27 36 25 3 mu 34 29 38 28 29 4 5 6 7 28 34 35 36 34 38 8 9 10
Posted: Mon Nov 15, 2021 12:26 pm
Problem B Client Before 30 Change (+/-) 1 N 2 After 29 32 27 36 25 3 mu 34 29 38 28 29 4 5 6 7 28 34 35 36 34 38 8 9 10 11 12 40 42 35 35 37 30 32 Twelve randomly selected individuals with anxiety participated in a research project designed to determine whether a short training program combining several well-supported techniques was effective in reducing anxiety. The anxiety scores of the individuals before and after the program was completed are listed below. Use a sign test with an alpha of .05 ose-tailed to test the hypothesis that the combination of techniques is effective in reducing anxiety. Number of clients in which anxiety decreased: One-tailed probability obtained (calculated): Decision: Reject the null hypothesis Fail to reject the null hypothesis