When people selected for a sample are not typical or representative of the larger population from which they have been selected, we have
a. a parameter.
b. a statistic.
c. a negative confidence interval.
d. bias or unrepresentative sample.
e. a bad sample that needs to be re-sampled
D
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A(n) __________ is a political system that provides regular opportunities for a change in leadership according to the will of the majority
a. state b. authoritarian system c. democracy d. republic
In 2004, the U.S. Department of Labor brought enforcement actions against companies such as Wal-Mart, RadioShack, and Starbucks because these companies required their employees to ______.
A. work off the clock B. pay their own health insurance premiums C. submit to random drug testing D. purchase their own work uniforms
The chapter predicts several possibilities for families in the future based on the growing numbers of senior citizens in our society. Which of the following is NOT one of those predictions?
a. The percentage of multigenerational households will grow. b. Elders will enter shared living arrangement such as dorm-style living in retirement communities. c. Adult children will boomerang back to their parents. d. Parents will boomerang back to their adult children.
College students in the U.S. tend to come from families with above-average incomes
Indicate whether the statement is true or false.