Which of the following is represented by the d statistic?
A. the likelihood that an observed difference between two groups is due to chance
B. the direction and strength of a relationship between two variables in unstandardized units
C. the amount of spread, or deviations around the mean, in a variable
D. the difference between two groups in standardized units
D. the difference between two groups in standardized units
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How did the Indians of the middle ground differ from those in other geographic regions?
A) They established deep-seated economic and cultural ties with French traders. B) They sought to isolate themselves completely from contact or conflict with Europeans. C) They resorted to military confrontation before seeking economic cooperation. D) They continued to war against each other rather than establish intertribal confederacies. E) They strived to become more like the Europeans through their acquisition of goods from the French.
For what purpose did some Americans build fallout shelters?
A) to aid in the creation of escape routes from urban centers B) to take advantage of government funding for their construction C) to provide a unified and overwhelming defense against an attack D) to protect their families in the event of a nuclear strike E) to maintain links to networks of underground centers for government leaders
Political conflict between the Federalist and Republican parties of the 1790s can best be described as the result of __________
A) a modern political two-party system B) a proto-party system not yet evolved into a modern political party system C) one dominant political party with a loyal opposition D) two political parties sharing power
Who made the first permanent European settlement in Africa?
A. the French B. the English C. the Dutch D. the Spanish