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PART 3 B 1 In a random sample of 16 of 125 employees of a company, the mean number of hours overtime billed in the

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PART 3 B 1 In a random sample of 16 of 125 employees of a company, the mean number of hours overtime billed in the week P of Black Friday was 10.5, with the sample standard deviation of 6.4 hours. Find the upper limit of a 90% confidence interval for the total number of hours overtime billed during the week. Type your numerical answer here. Numbers only

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