Find P 30 , which is the IQ score separating the bottom 30% from the top 70%.
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Find P30, which is the IQ score separating the bottom 30% from the top 70%.
Assume that adults have IQ scores that are normally distributed with a mean of 100 and a standard deviation of 15 (as on the Wechsler test).
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Step 1 The given graph represents the IQ scores of adults These scores ...View the full answer
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