# SOLUTION: Suppose that IQ scores are normally distributed with mean = 100 and Standard Dev. = 10. Find the 90th percentile of IQ scores. (nearest whole number) What is the x, y, p and q of

Algebra ->  Algebra  -> Probability-and-statistics -> SOLUTION: Suppose that IQ scores are normally distributed with mean = 100 and Standard Dev. = 10. Find the 90th percentile of IQ scores. (nearest whole number) What is the x, y, p and q of      Log On

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 Click here to see ALL problems on Probability-and-statistics Question 383648: Suppose that IQ scores are normally distributed with mean = 100 and Standard Dev. = 10. Find the 90th percentile of IQ scores. (nearest whole number) What is the x, y, p and q of this problem. The answer is 113, but how..Found 2 solutions by stewbaby, Fombitz:Answer by stewbaby(1)   (Show Source): Answer by Fombitz(13828)   (Show Source): You can put this solution on YOUR website!Find the z-score so that . Using EXCEL's NORMSINV for , . Rounding up,