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question attached The mean IQ score of humans is 100. Suppose the director of research at Joliet Junior College obtains a simple random sample of

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The mean IQ score of humans is 100. Suppose the director of research at Joliet Junior College obtains a simple random sample of 50ch students and finds the mean IQ is 106.4 with a standard deviation of 13.2. The director wants to prove that the mean IQ at HE is greater than 100. Run a hypothesis test at a .05 level of significance. List all 5 steps and work for each below

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