2 Biostatistics questions
answer fully. no plagiarism! need within 10 hours!
1. A company is evaluating the impact of a wellness program offered on-site as a means of reducing employee sick days. A total of 8 employees agree to participate in the evaluation, which lasts 12 weeks. Their sick days in the 12 months prior to the start of the wellness program and again over the 12 months after the completion of the program are recorded and are shown in Table 10–24. Is there a significant reduction in the number of sick days taken after completing the wellness program? Use the Sign test at a 5% level of significance.
2. Using the data in Problem 1, assess whether there is there a significant reduction in the number of sick days taken after completing the wellness program using the Wilcoxon Signed Rank test at a 5% level of significance.
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