Disproportionate sampling and weighting are used by the researcher:
a. to ensure a sufficient number of cases in each of the sample subpopulations
b. to give a proportionate representation to each sample element.
c. to provide a representative picture of the total population.
d. to handle situations involving the errors and approximation that are often inherent in complex, multistage designs.
e. to ensure a sufficient number of cases in each of the sample subpopulations; to give a proportionate representation to each sample element; to provide a representative picture of the total population; and to handle situations involving the errors and approximation that are often inherent in complex, multistage designs.
e
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Celebrity couples that we see in the mass media illustrate the fact that
a. nuclear families have changed little in recent decades. b. most people live in extended families. c. families take many, diverse forms. d. fewer and fewer people want to live in families.
Which statement is true about stepfamilies?
A) Stepfamilies have less pathological behaviors than first families. B) Stepmothers are more satisfied with their relationships with stepchildren than are stepfathers. C) Complex stepfamilies experience greater dissatisfaction and stress than simple stepfamilies. D) None of the above statements are true.
The majority of new AIDS cases today come from
a) older homosexuals. b) younger homosexuals. c) lesbians. d) IV drug users.
A study done in the late-1990s found that young women who played school sports had lower rates of sexual activity than other young women, while young men who played sports had higher rates of sexual activity than other young men. This illustrates that
A. physical activity has different effects on the biology of males and females. B. young women who play sports are not interested in sexual expression. C. cultural factors shape the biology of human beings. D. social factors influence the meanings and consequences of playing sports.