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Question 9 Suppose IQ scores are normally distributed, with a mean of 110 and a standard deviation of What is the probability that a randomly

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Question 9

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Suppose IQ scores are normally distributed, with a mean of 110 and a standard deviation of What is the probability that a randomly selected sample of 31 individuals would have a mean 1Q of more than 105? Round z value to two decimals and final answer to four decimals. 0.0200 P(x bar > 105) - P(7 - -2.32) - P(7

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