SOLUTION: D)If IQ scores are normally distributed with a mean of 100 and a standard deviation of 15. - Find the probability that a randomly selected IQ scroes will be greater than 115.

Question 430260: D)If IQ scores are normally distributed with a mean of 100 and a standard deviation of 15.
- Find the probability that a randomly selected IQ scroes will be greater than 115.
Answer by ewatrrr(24785) (Show Source): You can put this solution on YOUR website!

 

Hi

 z = (115-100)/15 = 1

 P(z=1) = .8413

P(z>1) = 1- .8413 = .1587 

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