In 2003, the Accreditation Council for Graduate Medical Education (ACGME) implemented new rules lin residents. A key component of these rules is that residents should work no more than 80 hours per we of weekly hours worked in 2022 by a sample of residents at the Tidelands Medical Center. (Use t Distri
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B. What is the point estimate of the population standard deviation?
Note: Round your answer to 2 decimal places.
c. What is the margin of error for a 90% confidence interval estimate?
Note: Round your answer to 2 decimal places.
d. Develop a 90% confidence interval for the population mean.
Note: Round your answers to 2 decimal places.