The Professor's Response

I am doing problem #45 (ch.8) and in the answer key it says that the test stat is 0.45. However, I am getting the test stat to be -2.236. Not sure what I am doing wrong. Thanks

  See the professor's answer below.

Professor McGukian

Hi Shirley,

Here is a video explaining this problem. I hope it helps, but if you still have a question respond below.


Professor McGuckian

  Back to Ask the Professor