Believe it or not, there are some people who dont think that Duke will win the NCAA tournament this year. Let's say that you want to measure the average intelligence of Duke Doubters. Problem is you...

Believe it or not, there are some people who dont think that Duke will win the NCAA tournament this year. Let's say that you want to measure the average intelligence of Duke Doubters. Problem is you could only find 28 DDs on this whole campus. The mean of you sample was 90 and the standard deviation was 60. Calculate the 90% Confidence Interval for the IQ of DDs.