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Mathematics, 20.04.2020 23:52 SushiMagic
A researcher wants to check the claim that convicted burglars spend less than 18.7 months in jail, on average. She takes a random sample of 67 such cases from court files and finds that the mean is 16.8 months with a standard deviation of 7.3 months.
a. Is there enough evidence to support the claim using a level of significance of 1%?
b. Enter the Null Hypothesis for this test: H0:
c. Enter the Alternative Hypothesis for this test: H1: d. What is the p-value for this hypothesis test? Round your answer to four decimal places. e. What is the decision based on the given sample statistics?
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A researcher wants to check the claim that convicted burglars spend less than 18.7 months in jail, o...
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