Question: A random sample of 51 items is taken, with = 58.42 and s2 = 25.68. Use these data to test the following hypotheses, assuming

A random sample of 51 items is taken, with ẍ = 58.42 and s2 = 25.68. Use these data to test the following hypotheses, assuming you want to take only a 1% risk of committing a Type I error and that x is normally distributed.

H0: µ = 60 Ha: µ < 60

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