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Must be worked out in Excel 42. As a condition of employment, Fashion Industries applicants must pass a drug test. Of the last 220 applicants

Must be worked out in Excel

42. As a condition of employment, Fashion Industries applicants must pass a drug test. Of the last 220 applicants 14 failed the test. Develop a 99% confidence interval for the proportion of applicants that fail the test. Would it be reasonable to conclude that more than 10% of the applicants are now failing the test?

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