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Kindly help to explain all steps. Part C is very important to me. I want to understand the steps. Thank you very much!
Recall IQ s are
a) What is the probability that the average IQ would be less than 90?
b) What is the probability that the avearge IQ would be more than 115?
c) What is the probability that the average IQ would be between 90 and 115? Answer to 5 decimal places.
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- A First Course in Probability (10th Edition)ProbabilityISBN:9780134753119Author:Sheldon RossPublisher:PEARSON
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