Exercise 6-25 describes testing golf balls for an overall distance standard. (a) Can you support a claim
Question:
(a) Can you support a claim that means distance achieved by this particular golf ball exceeds 280 yards? Use a = 0.05.
(b) What is the P-value of the test statistic computed in part (a)?
(c) Compute the power of the test if the true mean distance is 290 yards.
(e) What sample size would be required to detect a true mean distance of 290 yards if we wanted the power of the test to be at least 0.8?
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a In order to use statistics in hypothesis testing we need to assume that the data are a random samp...View the full answer
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