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