Suppose you interview a group of people who were 9th graders in 2009
If you believe they represent a "typical" population of people growing up in the United States at this time, you would expect that about ____ of these students would have had sexual intercourse.
a. 5%
b. 15%
c. 33%
d. 50%
c
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New smokers often progress from their first cigarette to smoking a half to a full pack a day in just a few weeks, illustrating:
A) drug tolerance. B) withdrawal. C) a placebo effect. D) expectancy effects.
According to a study cited in the textbook, what proportion of adolescents who were very aggressive when they were younger drop out of high school before graduation?
1/2 3/4 2/3 1/3
What is one of the criticisms that other cognitive theorists and researchers have regarding Piaget's theory of cognitive development during the preoperational stage? They believe that development is actually much more ____
a. vacillating and not predictable b. stable and rarely changed c. stage-like and less continuous d. continuous and much less stage-like
The Personality Inventory for Children is somewhat unique in that the child's behavior is
reported by the parents. Indicate whether the statement is true or false