The IQ of people are normally distributed with a mean of 100 and a standard deviation of 15. What is the probability that someone has an IQ that is less than 80 points? (3 decimals like .085) What is...


The IQ of people are normally distributed with a<br>mean of 100 and a standard deviation of 15.<br>What is the probability that someone has an IQ<br>that is less than 80 points?<br>(3 decimals like .085)<br>What is the probability that a class of 33 people<br>has an IQ that is between 90 and 105?<br>(3 decimals)<br>

Extracted text: The IQ of people are normally distributed with a mean of 100 and a standard deviation of 15. What is the probability that someone has an IQ that is less than 80 points? (3 decimals like .085) What is the probability that a class of 33 people has an IQ that is between 90 and 105? (3 decimals)

Jun 11, 2022
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