Refer to Exercise 15.37.
a. Does a residual analysis support the conditions necessary to conduct your tests in Exercise 15.37?
b. Conduct an analysis of the data, assuming that the normality condition does not hold, using a rank- based procedure.
c. Compare your conclusions about exercise regimens and age groups reached using the rank- based procedure to your conclusions reached using the normal- based procedures. Which set of conclusions would be more easily supported using the given data?
In exercise

-3-3 18 23-62 23 3 16 15 32 1 46 55-20 32 7 53 3-9-7 19 18-43-7-20 M 3 30-94-20 45 17 6 .30 3 4 5 26 A3-67 7 29-8-4 30 7-10-12-11-20 AZ-57 7 17 25 13 30 5 9 24 35-B-9-B-I-20 52 32 26 3 64 34-3-4-li-2 21-43 8 29 3-20 5 0 23 5-3-b 35-5-12 49 41 36 60 24 14 41 65 18-77 36 18 4 82 50 31 43 38 38-6 30 38-7-20-3-3-11 47713 5145 111222333444555