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Higher scores on the test indicate increased anxiety

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Unformatted text preview: nt. The researcher administers an anxiety test before and after the counseling sessions. Higher scores on the test indicate increased anxiety. At the 5% level of significance, can we confirm that the counseling sessions reduce anxiety? Assume the population of test score differences is normally distributed. Person 1 2 3 4 5 6 Pre Counseling 66 71 80 78 85 90 Post Counseling 64 65 79 81 81 91 Step 1: Determine the Hypotheses 1 Are the data paired? 2 What should the mean of the differences in test scores be if counseling doesn’t make a difference in anxiety levels? © 2011 THE CARNEGIE FOUNDATION FOR THE...
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