The following paired samples have been obtained from normally distributed populations. Construct a 90% confidence interval estimate for the mean paired difference between the two population means.
A) -571.92 ≤ µ ≤ -172.51
B) -487.41 ≤ µ ≤ -283.89
C) -812.21 ≤ µ ≤ -72.61
D) -674.41 ≤ µ ≤ -191.87

Question

The following paired samples have been obtained from normally distributed populations. Construct a 90% confidence interval estimate for the mean paired difference between the two population means. 
A) -571.92 ≤ µ ≤ -172.51 
B) -487.41 ≤ µ ≤ -283.89 
C) -812.21 ≤ µ ≤ -72.61 
D) -674.41 ≤ µ ≤ -191.87

Quizplus · Accepted Answer

The Answer of The following paired samples have been obtained from normally distributed populations. Construct a 90% confidence interval estimate for the mean paired difference between the two population means. 
A) -571.92 ≤ µ ≤ -172.51 
B) -487.41 ≤ µ ≤ -283.89 
C) -812.21 ≤ µ ≤ -72.61 
D) -674.41 ≤ µ ≤ -191.87

The Following Paired Samples Have Been Obtained from Normally Distributed