Sample size and the confidence level width have a(n) ______ relationship.
A. symbiotic
B. inverse
C. synonymous
D. identical
Answer: B
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When a researcher focuses on a single event, situation, or individual, the resulting research is known as ________
A) an experiment B) fieldwork C) a case study D) secondary analysis
American women as a group earn significantly less than men as a group. The most striking example relates to incomes differences between men and women
a. who are college-educated. b. who are 35 years of age or older. c. over an extended period of work time, such as 15 years. d. over the course of a year.
Jenck's study showed that family background is the most important factor in educational attainment, which in turn is very important to later success
a. true b. false
Which of the following were intensive horticultural societies?
a. ancient Hawaii b. the Kpelle of Africa c. both of these d. neither of these