The weights of 5 people before they stopped smoking and 5
Chapter 16, Problem 16.10(choose chapter or problem)
The weights of 5 people before they stopped smoking and 5 weeks after they stopped smoking, in kilograms, are as follows: Individual 12345 Before 66 80 69 52 75 After 71 82 68 56 73 Use the signed-rank test for paired observations to test the hypothesis, at the 0.05 level of signicance, that giving up smoking has no eect on a persons weight against the alternative that ones weight increases if he or she quits smoking.
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