Asked by Daniela
Evan earned a score of 610 on Exam A that had a mean of 650 and a standard deviation of 40. He is about to take Exam B that has a mean of 600 and a standard deviation of 50. How well must Evan score on Exam B in order to do equivalently well as he did on Exam A? Assume that scores on each exam are normally distributed.
Answers
Answered by
R_scott
one s.d. below the mean on the 1st exam
one s.d. below the mean on the 2nd exam ... 600 - 50 = ?
one s.d. below the mean on the 2nd exam ... 600 - 50 = ?
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