Your friend wonders if her son could be diagnosed with ADHD. He has suddenly begun
making careless errors on his school work, can't seem to pay attention to anything for
long, and is always either talking or moving.
In order to help your friend, you ask how
old her son is since ADHD symptoms must occur by or before the age of
a. 7 years.
b. 12 years.
c. 18 months.
d. 10 years.
e. 4 years.
a. 7 years.
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Based on Zuckerman's account, extroverts are particularly sensitive to __________ while
neurotics are highly sensitive to __________ . a. arousal; punishment b. punishment; reinforcement c. reinforcement; punishment d. reinforcement; arousal e. arousal; reinforcement
In a study by Rotenberg and Meyer (1990), children completed a task and then could receive a small reward immediately or wait one day for a much larger reward. Not until __________ years of age did most children wait to receive the larger reward
a. 4 to 5 c. 9 to 11 b. 6 to 8 d. 12 to 15