Suppose that many large samples are taken from a population and that the sample proportions are normally distributed, with a mean of 0.22 and a standard deviation of 0.029. 99.7% of the sample proportions will fall within which of the following intervals?

A. 0.133 to 0.307
B. 0.104 to 0.366
C. 0.162 to 0.278
D. 0.191 to 0.249

Question

Suppose that many large samples are taken from a population and that the sample proportions are normally distributed, with a mean of 0.22 and a standard deviation of 0.029. 99.7% of the sample proportions will fall within which of the following intervals?

A. 0.133 to 0.307
B. 0.104 to 0.366
C. 0.162 to 0.278
D. 0.191 to 0.249

kj4uts · Answer

@perl is this like the other problem you helped me with but in reverse? http://openstudy.com/study#/updates/552f320ae4b0863033976526