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THE NEXT QUESTIONS ARE BASED ON THE FOLLOWING INFORMATION

Question 28

Multiple Choice

THE NEXT QUESTIONS ARE BASED ON THE FOLLOWING INFORMATION:
A dependent random sample from two normally distributed populations gives the following results:
n = 20, THE NEXT QUESTIONS ARE BASED ON THE FOLLOWING INFORMATION: A dependent random sample from two normally distributed populations gives the following results: n = 20, = 27.5,and s<sub>d</sub> = 3.2 -Find the margin of error for a 90% confidence interval for the difference in the means of the two populations. A) 2.75 B) 2.29 C) 1.24 D) 1.86
= 27.5,and sd = 3.2
-Find the margin of error for a 90% confidence interval for the difference in the means of the two populations.


A) 2.75
B) 2.29
C) 1.24
D) 1.86

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