Question: A group of dieters started an exercise program. Is there a difference in the weight loss without and with exercise at .05 level. Use the paired sample sign test. State

the hypotheses and identify the claim, find the critical value(s), compute the test

value, make the decision, summarize the results.

Average weight loss per week

Dieter No exercise With exercise

1 2 3

2 3 3.5

3 1 1.5

4 2.5 3

5 4 6

6 2 4

7 4 3

8 5 6.5

9 5 5

10 4 6.5