To benchmark their performance against competing healthcare institutions, a radiology center wants to know the average...

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To benchmark their performance against competing healthcareinstitutions, a radiology center wants to know the average timetaken by their staff to do an MRI test. A sample of 50 randomlyselected MRI tests yielded a sample average of 47 minutes and asample standard deviation of 9 minutes. The distribution of testingtime, however, is highly skewed to the right.
Suggest a plausible reason for the distribution of the MRItesting time to be right skewed.
Why can one still make an inference about the average MRItesting time even though the
distribution is skewed right?
Compute a 90% confidence interval for the average MRI testingtime

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3.6 Ratings (264 Votes)

MRI testing is performed to identify any underlying disorders ordisease Some of the patients may have serious disorderdiseasewhich require more time of MRI testing to confirm the seriousnessof See Answer

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