There is a significant positive correlation between IQ scores and academic performance (grades). Given this statistic, we can reasonably conclude that _______
a. low IQ scores and low grades are not at all related
b. high IQ scores are a predictor of good grades
c. high IQ scores are the only established cause of high grades
d. low IQ scores are a result of neglectful parenting.
b
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Mr. Wixom is dying. His wife wants to help him have a dignified exit. In communicating with Mr. Wixom, she should
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The text describes orphanages in Romania in which all of the infants had been seriously deprived. The children were later adopted and recovered dramatically in physical development. It was found that the recovery in cognitive development ____
a. recovered rapidly for all children b. was dependent on the age in which the children were adopted c. did not occur for any of the children d. not only recovered quickly, but the children outperformed other children very rapidly