MATLAB: An Introduction with Applications
MATLAB: An Introduction with Applications
6th Edition
ISBN: 9781119256830
Author: Amos Gilat
Publisher: John Wiley & Sons Inc
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Hanny .1

The Stanford-Binet Intelligence Test is administered to determine a person's Intelligence Quotient (IQ). IQ scores calculated using this test are normally
distributed with a mean of 100 and a standard deviation of 15.
(a) If a student is chosen at random, calculate the probability that they will have an IQ over 110. Enter your answer as a decimal with 3 sig figs.
(b) If a student is chosen at random, calculate the probability that they will have an IQ between 85 and 115.
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Transcribed Image Text:The Stanford-Binet Intelligence Test is administered to determine a person's Intelligence Quotient (IQ). IQ scores calculated using this test are normally distributed with a mean of 100 and a standard deviation of 15. (a) If a student is chosen at random, calculate the probability that they will have an IQ over 110. Enter your answer as a decimal with 3 sig figs. (b) If a student is chosen at random, calculate the probability that they will have an IQ between 85 and 115.
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