3. The Human Resources department of a large corporation wants to estimate the mean number
of u...
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Mathematics, 24.05.2020 02:57 allanarayos5597
3. The Human Resources department of a large corporation wants to estimate the mean number
of unused vacation days that its employees have. They conduct a random sample of 30
employees and find a sample mean of 13.6 days. Assuming a standard deviation of 1.4 days,
find the 90% confidence level margin of error for this sample mean. Use z = 1.645. Round
your answer to the one-hundredths place.
*04.08
*1.11
*00.42
*0.08
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Answers: 2
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