SOLUTION: Given IQ scores are approximately normally distributed with a mean of 100 and standard deviation of 15,the proportion of people with IQs above 130 is.

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Question 1162706: Given IQ scores are approximately normally distributed with a mean of 100 and standard deviation of 15,the proportion of people with IQs above 130 is.
Answer by Boreal(15235) About Me  (Show Source):
You can put this solution on YOUR website!
z=(x-mean)/sd
=(130-100)/15=2
want z>2
the probability is 0.0228