For each question, find: A. Hypotheses   B. Type of test, level of significance  C. Test statistic  D. P-value  E. Conclusion  A sociologist finds that for a certain population, the mean number of years of education is 13.20. In one region, a random sample of 60 people is draw from the population and the sample mean is 13.87 years with a standard deviation of 2.95.  Test the claim that the mean for this region is the same as the mean of the population.  Test at a 5% level of significance.

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  For each question, find:

A. Hypotheses  

B. Type of test, level of significance 

C. Test statistic 

D. P-value 

E. Conclusion 

  1. A sociologist finds that for a certain population, the mean number of years of education is 13.20. In one region, a random sample of 60 people is draw from the population and the sample mean is 13.87 years with a standard deviation of 2.95.  Test the claim that the mean for this region is the same as the mean of the population.  Test at a 5% level of significance.
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