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IQ test scores are normally distributed with a mean of 100 and a standard deviation of...

  1. IQ test scores are normally distributed with a mean of 100 and a standard deviation of 16. Find the probability that a randomly selected person has an IQ score:

    1. Less than 90.

    2. Between 97 and 118.

    3. Greater than 125.

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Expert Solution

Note= Red for 1

Blue for 2

Green for 3

orchestra answered 1 year ago
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