he federal government would like to test the hypothesis that the average age of men filing for Social Security is higher than the average age of women set using α = 0.05 with the following data:     Men Women Sample mean 64.5 years 63.6 years Sample size 35 39 Population standard deviation 3.0 years 3.5 years   If Population 1 is defined as men and Population 2 is defined as women, the 90% confidence interval for the difference in population means is ________. A) (0.75, 1.05) B) (–1.37, 3.17) C) (0.52, 1.28) D) (–0.34, 2.14)

Question

37) The federal government would like to test the hypothesis that the average age of men filing for Social Security is higher than the average age of women set using α = 0.05 with the following data:

 

 

Men

Women

Sample mean

64.5 years

63.6 years

Sample size

35

39

Population standard deviation

3.0 years

3.5 years

 

If Population 1 is defined as men and Population 2 is defined as women, the 90% confidence interval for the difference in population means is ________.

  1. A) (0.75, 1.05)
  2. B) (–1.37, 3.17)
  3. C) (0.52, 1.28)
  4. D) (–0.34, 2.14)

 

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