An intelligence quotient (IQ)
A) is a more accurate predictor of intelligence than a developmental quotient.
B) rarely fluctuates between toddlerhood and adolescence.
C) is expressed as the ratio of an individual's chronological age to his or her mental age.
D) indicates the extent to which the raw score deviates from the typical performance of same-age individuals.
D
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. In an experiment, the _____ group receives no manipulation
A) control B) dependent C) independent D) experimental
When you ask your teacher how the class did on the test, all you are told is that the results can be described by a bell-shaped curve, or normal distribution. From this, you should be able to deduce that most student scores
a. were very high. b. were very low. c. clustered in the middle and fewer were at the extremes. d. clustered at the extremes and fewer were in the middle.