The mean score for golfers at the country oaks golf course, Ask an Expert

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The mean score for golfers at the Country Oaks Golf course is ? = 83. The manager wonders if posting a red flag at hazard sites will improve scores. After posting the flags at all such sites, she obtains a random sample of 25 golfers whose mean was 81 with s = 5.73. Do the flags improve the golf scores? Use ?=0.05. Please show all 5 steps of the traditional method in the answer.

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Statistics and Probability, Statistics

Category:- Statistics and Probability
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