Historical trends indicate that rates of human violence
a. have been stable for thousands of years
b. have increased dramatically in the last 100 years
c. have decreased relative to ancient times
d. remain very low in hunter-gatherer groups, but have increased dramatically in nation-states.
c
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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%
Two conclusions regarding the effects of Head Start can be made, and they are:
A. IQ score increases do not last long, and participation leads to better social and personal well-being. B. Increases in IQ scores are long lasting and participation leads to an increased risk for delinquency in young adulthood. C. IQ scores do not increase, but social development improves following participation in Head Start. D. Participants are less likely to graduate from high school and more likely to be held back one grade.