The “graying of America” refers to which of the following changes?
A. A tendency to repress lively differences of opinion
B. An increase in the number of males, compared to females, in the population
C. An increase in the elderly population
D. A shift from a primarily rural, to a primarily urban, population
C. An increase in the elderly population
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Ricardo is exploring the academic achievement of children in loving families. Because it is impossible to measure how 'loving' a family is, loving is a:
a. Variable b. Concept c. Cohort d. Research Design
Criticism of the social-conflict approach's view of sexuality would include the fact that
a. sexuality is not a power issue for everyone. b. U.S. society has failed to take steps to reduce gender inequality. c. heterosexual culture victimizes a wide range of people. d. abortion is the most divisive issue involving sexuality.
The majority (about 53 percent) of people over age 85 are living in nursing homes or long-term care institutions
Indicate whether the statement is true or false
Cell frequencies computed under the assumption that the null hypothesis is true are called
a. observed frequencies. b. experimental frequencies. c. expected frequencies. d. random frequencies.