The range of possible values within which the true population mean likely lies is known as
a. sampling error.
b. random sample.
c. standard error of the mean.
d. the confidence interval.
(d) the confidence interval.
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Which factor has helped increase the share of women in the paid labor force over the course of the last century?
a. the increase in the number of people working on farms b. a rising divorce rate c. the increasing size of U.S. families d. the fact that working women earn more than working men
Gerard, a social theorist, believes that love is responsible for the survival of the human species. However Blake, a historian, disagrees. He finds that love is dysfunctional and creates rifts and conflict in society
Which of the following statements, if true, is likely to weaken Blake's belief? A) Research shows that love creates an interest in people to care for their offspring and feel responsible for them. B) Children can be conceived without love and there is no guarantee that people who engage in sex will feel an obligation to care for the infants. C) Studies indicate that over 80 percent of marriages across the world end in divorces. D) Most adults are in love with the idea of love and have unrealistic expectations from it which result in disappointment.
A __________ is a temporary but widely copied activity enthusiastically followed by large numbers of people
a. style b. fad c. craze d. fashion
According to sociologists, __________ has a strong influence on the differences in life expectancy for citizens living in different countries
a. a country's healthcare system b. a nation's population c. the infant mortality rate d. the strength of a country's government