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Explain the answer 1. If IQ scores are normally distributed with a mean of u = 100 and a standard deviation of 0 = 5,

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1. If IQ scores are normally distributed with a mean of u = 100 and a standard deviation of 0 = 5, what is the probability that a person chosen at random will have an IQ score: a. Greater than 120? P(x > 120) = 0. 00032 b. Less than 95? P (x

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