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Mathematics, 16.04.2020 00:26 gwen8605
The proprietor of a boutique in New York wanted to determine the average age of his customers. A random sample of 25 customers revealed an average age of 28 years with a standard deviation of 10 years. Determine a 95% confidence interval for the average all of all his customers. Specifically provide the lower limit and upper limit of the confidence interval to one decimal.
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The proprietor of a boutique in New York wanted to determine the average age of his customers. A ran...
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