You can play around with Z table stuff at
davidmlane.com/hyperstat/z_table.html
Savannah earned a score of 43 on Exam A that had a mean of 36 and a standard
deviation of 5. She is about to take Exam B that has a mean of 650 and a standard
deviation of 40. How well must Savannah score on Exam B in order to do
equivalently well as she did on Exam A? Assume that scores on each exam are
normally distributed.
1 answer