# Question

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 a = 0.01 and assume normality

a. Solve using the p-value approach.

b. Solve using the classical approach.

a. Solve using the p-value approach.

b. Solve using the classical approach.

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