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,
= 26.5,s2 = 3.2
-What is the lower confidence limit of the 98% confidence interval for the difference between the population means?
A) 20.90
B) 25.30
C) 24.68
D) 23.99
Correct Answer:

Verified
Correct Answer:
Verified
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