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Help solve? 30. IQ scores are normally distributed with a mean u = 100 and a standard deviation o = 15 Based on this distribution,

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30. IQ scores are normally distributed with a mean u = 100 and a standard deviation o = 15 Based on this distribution, determine a. the percentage of IQ scores between 100 and 120. b. the probability of selecting a person at random having an IQ between 100 and 120 c. the percentage of IQ scores between 88 and 100. d. the probability of selecting a person at random having an IQ between 88 and 100, e. the percentage of IQ scores that are 110 or above. f. the probability of selecting a person at random having an IQ of 110 or above. g. the probability of selecting two people at random both having an IQ of 1 10 or above. h. the percentile rank corresponding to an IQ score of 125

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