Textbook ExpertVerified Tutor
17 Nov 2021
Given information
The mean time spent in jail by a first-time convicted burglar i.e. population mean = 2.5 years
Population standard deviation = 1.5
Sample size = 26
Sample mean = 3 years
Sample standard deviation = 1.8 years
Step-by-step explanation
Step 1.
The distribution of the jail times is approximately normal.
Let the mean jail time be
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