SOLUTION: Suppose GRE Quantitative scores are normally distributed with a mean of 588588 and a standard deviation of 154154. A university plans to send letters of recognition to students wh

Algebra ->  Probability-and-statistics -> SOLUTION: Suppose GRE Quantitative scores are normally distributed with a mean of 588588 and a standard deviation of 154154. A university plans to send letters of recognition to students wh      Log On


   

Question 1055799: Suppose GRE Quantitative scores are normally distributed with a mean of 588588 and a standard deviation of 154154. A university plans to send letters of recognition to students whose scores are in the top 12%12%. What is the minimum score required for a letter of recognition? Round your answer to the nearest whole number, if necessary.
Answer by ewatrrr(24785) About Me  (Show Source):
You can put this solution on YOUR website!
m = 588, sd = 154
z = invNorm(.88) = 1.175
blue%28sigma%29%2Az+%2B+mu=blue+%28x%29
blue%28154%29%2A1.175+%2B+588=blue+%28x%29 round Up to nearest whole number