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A company institutes an exercise break for its workers to see if it will improve job...

  1. 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. Scores for 10 randomly selected workers before and after the implementation of the exercise program are shown in the table below.

Worker

Job Satisfaction Index

Number

Before

After

1

34

33

2

28

36

3

29

50

4

45

41

5

26

37

6

27

41

7

24

39

8

15

21

9

15

20

10

27

37

Does this exercise break improve job satisfaction?

A. What is the test statistic for this test?

B. What is the critical value(s) for this test?

C. What is the p-value for this test?

D. What is the decision for this test?

Math   Statistics-And-Probability   
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