Question: To test H0: =40 versus H1: <40, a random sample of size n=23 is obtained from a population that is known to be normally distributed.

To test H0: =40 versus H1: <40, a random sample of size n=23 is obtained from a population that is known to be normally distributed.

Complete part (a)

If x=37.5 and s=10.8, compute the test statistic.

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