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Mathematics, 16.04.2021 01:20 christianconklin22
A student records the repair cost for 17 randomly selected stereos. A sample mean of $52.33 and standard deviation of $21.44 are subsequently computed. Determine the 90% confidence interval for the mean repair cost for the stereos. Assume the population is approximately normal. Step 2 of 2 : Construct the 90% confidence interval. Round your answer to two decimal places.
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A student records the repair cost for 17 randomly selected stereos. A sample mean of $52.33 and stan...
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