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 below. Is there a significant reduction in the 1. number of sick days taken after completing the wellness program? Use the Sign Test at a 5% level of significance. Complete the table below. Employee Sick Days Taken in Sick Days TakenDifference 12 Months Prior to in 12 Months (Reduction- Following Prior-After) program Program (O 4 12 10 4 6 4 2 (D Alpha-c2 Critical value Smaller of the number of positive or negative signs Based on comparing the smaller of the number of positive or negative signs to the Critical value which of the following is (are) true? A. There is statistically significant evidence at alpha-0.05 to show that the median difference (reduction) is positive. B.) There is not statistically significant evidence at alpha-0.05 to show that the median difference (reduction) is positive. Page 1 o
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 below. Is there a significant reduction in the 1. number of sick days taken after completing the wellness program? Use the Sign Test at a 5% level of significance. Complete the table below. Employee Sick Days Taken in Sick Days TakenDifference 12 Months Prior to in 12 Months (Reduction- Following Prior-After) program Program (O 4 12 10 4 6 4 2 (D Alpha-c2 Critical value Smaller of the number of positive or negative signs Based on comparing the smaller of the number of positive or negative signs to the Critical value which of the following is (are) true? A. There is statistically significant evidence at alpha-0.05 to show that the median difference (reduction) is positive. B.) There is not statistically significant evidence at alpha-0.05 to show that the median difference (reduction) is positive. Page 1 o
Algebra: Structure And Method, Book 1
(REV)00th Edition
ISBN:9780395977224
Author:Richard G. Brown, Mary P. Dolciani, Robert H. Sorgenfrey, William L. Cole
Publisher:Richard G. Brown, Mary P. Dolciani, Robert H. Sorgenfrey, William L. Cole
Chapter2: Working With Real Numbers
Section2.3: Rules For Addition
Problem 8P
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I would like to know if I answered question number 1 of my homework correctly.
Transcribed Image Text: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 below. Is there a significant reduction in the
1.
number of sick days taken after completing the wellness program? Use the Sign Test
at a 5% level of significance.
Complete the table below.
Employee Sick Days Taken in Sick Days TakenDifference
12 Months Prior to in 12 Months (Reduction-
Following Prior-After)
program
Program
(O
4
12
10
4
6
4
2
(D
Alpha-c2
Critical value
Smaller of the number of positive or negative signs
Based on comparing the smaller of the number of positive or negative signs to the
Critical value which of the following is (are) true?
A. There is statistically significant evidence at alpha-0.05 to show that the median
difference (reduction) is positive.
B.) There is not statistically significant evidence at alpha-0.05 to show that the
median difference (reduction) is positive.
Page 1 o
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