Answer to Question #319499 in Statistics and Probability for kate

Question #319499

on a recent math test , the mean score was 75 and the standard deviation was 5. mike got 85. what percentile does he fall in?

Expert's answer

"Z=\\frac{x-\\mu}{\\sigma}=\\frac{85-75}{5}=2"

P(x<85)=0.97725

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