The purpose of control is to
A) Make it possible to draw several conclusions from the data.
B) Encourage a variety of explanations.
C) Eliminate alternative explanations for results.
D) Make the research less expensive to conduct.
Answer: C
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The National Environmental Policy Act of 1969 requires
A) private companies to issue environmental impact statements on an annual basis. B) nonprofit entities to monitor their environmental actions. C) the EPA to examine international trends in pollution prevention. D) agencies to issue an environmental impact statement when undertaking any major action that may affect the environment. E) states to implement cap and trade networks.
Segregation has been harder to overcome in the North than in the South because ______.
a. segregation in the North is de facto segregation b. segregation in the North is de jure segregation c. northerners opposed segregation more strenuously than southerners d. northerners are politically more powerful than southerners e. blacks were reluctant to challenge their northern allies in the civil rights struggle
What is the largest county (by population) in California?
A. San Diego B. Los Angeles C. San Francisco D. San Bernardino
Mexico has a bicameral legislature, with a Chamber of Deputies and a Senate
Indicate whether this statement is true or false.