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 this 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

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The Answer of 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 this 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

A Random Sample of 400 Items from a Population Shows