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14 Nov 2021
Given information
Given that, the average length of maternity stay in a U.S. hospital is said to be 2.4 days with a standard deviation of 0.9 days. We randomly survey 80 women who recently bore children in a U.S. hospital.
Then we have to find the distribution of .
Step-by-step explanation
Step 1.
According to the given information, the average length of maternity stay in a U.S. hospital is 2.4 days with a standard deviation of 0.9 days.
And is the average length of maternity stay in a U.S. hospital, in days.
Then
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