England's aristocracy contained about what share of the entire country's population?
a. about one-tenth of 1 percent
b. 5 percent
c. 25 percent
d. 50 percent
b
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According to Ralph Segalman and David Marsland (1989), children raised in welfare families
a. will likely live their adult lives on welfare. b. will usually avoid being on welfare as adults. c. have an advantage over children who are not on welfare. d. try to help the family get off of welfare as soon as possible by working odd jobs or part-time.
Regression analysis creates a mathematical function which predicts the value of the
__________ on the basis of the __________. a. independent variable; dependent variable b. dependent variable; independent variable c. correlation; variance d. variance; correlation
"Triangulation" in this chapter means:
A. A technique for testing the reliability of interviewers. B. Breaking variables down into three ordered ("ordinal") categories. C. A longitudinal study that involves interviewing the same individuals at three distinct points in time. D. Studying a situation from several perspectives with distinct methods. E. A method for carrying out a t-test of statistical significance for differences among three matched samples.
About half of all Americans will experience some form of mental disorder in their lifetime
a. True b. False Indicate whether the statement is true or false