Unit Exercise #9.docx - BUSI 1013 Emily Thompson Unit Exercise#9 1 Consider this hypothesis test H0 p1 p2 = 0 Ha p1 p2 > 0 Here p1 is the population

# Unit Exercise #9.docx - BUSI 1013 Emily Thompson Unit...

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09/03/2019 BUSI 1013 Emily Thompson Unit Exercise #9 1. Consider this hypothesis test:H0: p1- p2= 0Ha: p1- p2> 0Here p1is the population proportion of “yes” of Population 1 and p2is the population proportion of “yes” of Population 2. Use the statistics data from a simple random sample of each of the two populations to complete the following: (8 points)Population 1Population 2Sample Size (n)400600Number of “yes”300426a.Compute the test statistic z. b.What is the p-value? c.Should H0be rejected? Use the p-value and a level of significance of 0.05 to justify your answer. 0 09/03/2019 BUSI 1013 Emily Thompson d.Use the above data to construct a 95% confidence interval for p1- p2/2  • • • 