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2. An IQ test has a mean of 100 and a standard deviation of 15. (a) Find the probability that a person has a score

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2. An IQ test has a mean of 100 and a standard deviation of 15. (a) Find the probability that a person has a score below 90 on an IQ test. (11 points) Show all steps. (b) An elite engineering company wants to hire only people who score in the top 5% of all scores on the IQ test. Find the score an engineer needs to score above to have a chance to work for the elite engineering company. (11 points) Show all steps

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