10.36 [EX10-036] To test the effect of a physical fitness course on one’s physical ability, the number of sit-ups that a person could do in 1 minute, both before and after the course, was recorded. Ten randomly selected participants scored as shown in the following table. Can you conclude that a significant amount of improvement took place? Use

  0.01 and assume normality.

Before 29 22 25 29 26 24 31 46 34 28 After 30 26 25 35 33 36 32 54 50 43

a. Solve using the p-value approach.

b. Solve using the classical approach.