Reconsider the information given in question 40. Suppose now that the population standard deviation is known to
Question:
Reconsider the information given in question 40. Suppose now that the population standard deviation is known to be 1.3 strokes per round. Construct a 90%
confidence interval for the population mean strokes per round. Compare your answer to your answer in question 40. Why are they different?
Question 40
Suppose a random sample of 10 professional golfers is taken and the mean scoring average of the sample is found to be 71.8 strokes per round with a standard deviation of 1.3 strokes per round. Construct a 90 % confidence interval for the population mean strokes per round.
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Related Book For
Statistics For Business And Financial Economics
ISBN: 9781461458975
3rd Edition
Authors: Cheng Few Lee , John C Lee , Alice C Lee
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