Essay
THE NEXT QUESTIONS ARE BASED ON THE FOLLOWING INFORMATION:
From the top 1000 companies in valuation,a comparison of the mean dividend yield of the top and bottom ten electric utility companies is desired.Let 1 = top ten,and 2 = bottom ten,electric utility companies respectively.The data shown below are for two independent samples,which are drawn at random from populations that are normally distributed.
-Using results of Excel or Minitab to conduct a two-sample t-test for data in the table above,test
H0 : μ1 - μ2 = 0 vs.H1 : μ1 - μ2 ≠ 0 at the 5% significance level.What is your conclusion?
Correct Answer:
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Since p-value = 0.13 > 0.05,we...View Answer
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Correct Answer:
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