Asked by thomas

Suppose that the average score on the GMAT exam is 500 and that the standard deviation of all scores is 100 points. You would expect approximately 95% of all GMAT scores to be between
Answered by Steve
95% lie within 1.96 SD of the mean.
Answered by thomas
ok...i'm still looking for an aswer. be.t 330 and 630 ect?
Answered by Steve
Let's see. Can you multiply 1.96 by 100 and add/subtract that from 500?