20. Which of the followving is an example of correlational research? a. A histor

Question

20. Which of the followving is an example of correlational research? a. A historian conducts an extensive study of the factors that led to the American defeat at larbor in 1941 A researcher tracks smokers and nonsmokers to see how many of them get lung cancer and if ere are significant differences in lung cancer rates between the two groups. c. A researcher interviews taxpayers to find out how strongly they would support a proposal for a “flat" tax. d. A researcher randomly divides her participants into two groups, giving one group a powerful new medicine while the other group gets a placebo.

Explanation / Answer

Answer: B) A researcher tracks smokers and nonsmokers to see how many of them get lung cancer and if there are significant differences in lung cancer rates between the two groups.

The taxpayer research is example of survey research. Medicine and placebo method I’d experimental method. The historian method is a case study method.

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