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2. a) Find the zcrit for a two-tailed hypothesis test at the =0.02 level of significance. (1 point) b)
Find the zcalc for this test, given a sample mean of 59 , hypothesized mean of 60 , population
standard deviation of 6 and a sample size of 81 . (1 point) c) Is there enough evidence to reject
Ho ? Why or why not? (1 point)

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2. a) Find the zcrit� for a two-tailed hypothesis test at the =0.02 l.pdf

  • 1. 2. a) Find the zcrit for a two-tailed hypothesis test at the =0.02 level of significance. (1 point) b) Find the zcalc for this test, given a sample mean of 59 , hypothesized mean of 60 , population standard deviation of 6 and a sample size of 81 . (1 point) c) Is there enough evidence to reject Ho ? Why or why not? (1 point)