A Random Sample of 400 Items from a Population Shows

Multiple Choice

A random sample of 400 items from a population shows that 160 of the sample items possess a given characteristic.A random sample of 400 items from a second population resulted in 110 of the sample items possessing the characteristic.Using these data, a 99% confidence interval is constructed to estimate the difference in population proportions which possess the given characteristic.The resulting confidence interval is _______.

A) 0.06 to 0.19
B) 0.05 to 0.22
C) 0.09 to 0.16
D) 0.04 to 0.21
E) 0.05 to 0.23