How does a 90% confidence interval compare to a 95% confidence interval?
A)Fewer of the samples will result in intervals that contain the true population value in the 90% case.
B)Fewer of the samples will result in incorrect intervals in the 90% case.
C)With the 90% confidence interval you are less willing to take a chance on missing the true value.
D)All of the above.

Question

Quizplus · Accepted Answer

A 90% confidence interval is narrower than a 95% confidence interval because it requires less certainty about capturing the true population parameter. This means that fewer of the samples will result in intervals that contain the true population value compared to a 95% confidence interval.

How Does a 90% Confidence Interval Compare to a 95