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# Fifty Members of a Bowling League Sign Up for a Program

Question 57
Multiple Choice
Question 57
Multiple Choice

## Fifty members of a bowling league sign up for a program that claims to improve bowling scores. The participants bowl a set of five games before the program begins and a set of five games again at the end to measure their improvement. The mean number of points improved (over the set of five games) was $\bar { x } = 10$ . Assume th standard deviation is $\sigma = 56$ and let $\mu$ be the population mean number of points improved for the set of five games. To determine whether the program is effective, a test is made of the hypotheses $H _ { 0 } : \mu = 0$ versus $H _ { 1 } : \mu > 0$ .Compute the value of the test statistic.

A) $1.26$
B) $0.18$
C) $0.1038$
D) $9.45$

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