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A company institutes an exercise break for its workers to see if it will improve job satisfaction, as measured by a questionnaire that assesses workers'
A company institutes an exercise break for its workers to see if it will improve job satisfaction, as measured by a questionnaire that assesses workers' satisfaction before and after the implementation of the program. Using an appropriate nonparametric procedure and a: 0.05, does the data indicate that that an exercise break for the workers improved job satisfaction? g Click the icon to view the data. Determine the nonparametric procedure that should be applied to the data. Choose the correct answer below. Wilcoxon Signed Rank test Wilcoxon Rank Sum test Spearman's Rank Correlation test Kruskal-Wallis test OOOOO Friedman's test Identify the null and alternative hypotheses. H0: The after exercise program job satisfaction scores are systematically E when compared to the before exercise program job satisfaction scores. HA: The after exercise program job satisfaction scores are systematically V when compared to the before exercise program job satisfaction scores. Using the Normal approximation, nd the value of the test statistic. z = D (Round to two decimal places as needed.) Find the P-value for the test statistic. Find the P-value for the test statistic. The P-value is D. (Round to four decimal places as needed.) Choose the correct conclusion below. 0 A. The after exercise program job satisfaction scores are systematically higher when compared to the before exercise program job satisfaction scores. 0 B. The after exercise program job satisfaction scores seem to be systematically equal when compared to the before exercise program job satisfaction scores. Worker Number 1 2 3 3 4 5 6 7 8 9 10 Before 35 28 28 44 26 26 24 16 15 26 After 33 36 49 41 36 40 39 21 20 37
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