What is the probability that the sample mean of iq scores, Ask an Expert

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Assume that IQ scores are normally distributed, with a standard deviation of 10 points and a mean of 100 points. If 130 people are chosen at random, what is the probability that the sample mean of IQ scores will not differ from the population mean by more than 2 points? (Round your answer to four decimal places.)

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Category:- Statistics and Probability
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