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A sample of 140 golfers showed that their average score on a particular golf course was 93.38 with a standard deviation of 4.36.

Answer each of the following (show all work and state the final answer to at least two decimal places.):

(A) Find the 90% confidence interval of the mean score for all 140 golfers.

(B) Find the 90% confidence interval of the mean score for all golfers if this is a sample of 95 golfers instead of a sample of 140.

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Statistics and Probability, Statistics

Category:- Statistics and Probability
Reference No.:- M91113712

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