Which of these substances has the highest lifetime estimate of dependence?
A. LSD
B. marijuana
C. alcohol
D. nicotine
D
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Researchers often use factorial designs because:
a. both a and b b. none of the above c. they more closely approximate the real world d. they allow us to see the interaction of factors.
The median for a data set is:
a. the arithmetic average of the set of scores b. the middle point in the set of scores c. the most frequently occurring score d. the difference between the largest and smallest scores
According to research, what percent of men and women believe they have experienced a midlife crisis?
a. almost 98 percent b. approximately 50 percent c. about 25 percent d. less than two percent
Which of the following has enough persons to fill all social roles needed to sustain the setting?
a. optimally populated behavior setting b. underpopulated behavior setting c. standing pattern of behavior d. goal circuit