A limitation of the interrupted time-series design is that changes in the dependent variable may be due not to the intervention, but to:
a. a confounding external event.
b. "seasonal" changes in the dependent variable.
c. lack of a randomly assigned control group.
d. both ‘a' and ‘b'
d
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People with a certain gene are unlikely to become alcoholics. How do they differ from others? a. They dislike the taste of alcohol
b. They receive more than average pleasure from other events in life. c. Alcohol makes them feel ill. d. They develop stronger than average social attachments.
Alcoholics may have terrible nightmares for a while after they stop drinking because of
a. narcolepsy. b. sleep apnea. c. the drug enhanced sleep effect. d. REM rebound.
Hypogonadism is treated with
A) estrogen. B) testosterone. C) aspirin. D) Viagra.
The group of children most likely to be taking medication for diagnosed ADHD are ______
Fill in the blank with correct word