Eight students were given a pretest to measure their public speaking anxiety. They completed a workshop and then were given a post test. At a =0.05, did the workshop lower their anxiety (a lower score indicates a lower anxiety level)? Pretest 23 26 30 31 39 23 28 27 Post 22 29 27 29 33 21 25 28 test A. Determine the critical value. B. Determine the test statistic. C. What is the decision? Reject Ho O Fail to reject Ho
Eight students were given a pretest to measure their public speaking anxiety. They completed a workshop and then were given a post test. At a =0.05, did the workshop lower their anxiety (a lower score indicates a lower anxiety level)? Pretest 23 26 30 31 39 23 28 27 Post 22 29 27 29 33 21 25 28 test A. Determine the critical value. B. Determine the test statistic. C. What is the decision? Reject Ho O Fail to reject Ho
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.3: Measures Of Spread
Problem 1GP
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