Use the Normal model ​N(100​,16​) describing IQ scores to answer the following.   ​a) What percent of​ people's IQs are expected to be over 85​? ​b) What percent of​ people's IQs are expected to be under 95​? ​c) What percent of​ people's IQs are expected to be between 112 and 132​?

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Use the Normal model
​N(100​,16​)
describing IQ scores to answer the following.
 
​a) What percent of​ people's IQs are expected to be over
85​?
​b) What percent of​ people's IQs are expected to be under
95​?
​c) What percent of​ people's IQs are expected to be between
112
and
132​?
Expert Solution
Step 1: Information given is

The Normal model N(100,16)

Mean(straight mu)=100

standard deviation(straight sigma)=16


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