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Problem

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Textbook Expert
Textbook ExpertVerified Tutor
17 Nov 2021

Given information

The mean time spent in jail by a first-time convicted burglar = 2.5 years

Population standard deviation = 1.5 years

Sample size = 26

Sample mean = 3 years

Sample standard deviation = 1.8 years

 

Step-by-step explanation

Step 1.

The random variable for this test is the meantime that the 26 first-time convicted burglars spent.

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