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As shown in Example 6 8 IQ scores are considered normally

As shown in Example 6.8, IQ scores are considered normally distributed, with a mean of 100 and a standard deviation of 16.

a. Find the probability that a randomly selected person will have an IQ score between 100 and 120.

b. Find the probability that a randomly selected person will have an IQ score above 80.

a. Find the probability that a randomly selected person will have an IQ score between 100 and 120.

b. Find the probability that a randomly selected person will have an IQ score above 80.

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