THE NEXT QUESTIONS ARE BASED ON THE FOLLOWING INFORMATION

Multiple Choice

THE NEXT QUESTIONS ARE BASED ON THE FOLLOWING INFORMATION:
Two dependent random samples from two normally distributed populations gives the following results:
n = 10;
= 20.5;s_d = 3.2
-Find the lower confidence limit of the 95% confidence interval for the difference between the means of the two populations.

A) 13.48
B) 17.71
C) 22.79
D) 25.83