The best way to test the hypothesized link between mercury poisoning and autism would be with
A) An experiment.
B) A differential research study because an experiment would be unethical.
C) Either an experiment or a differential research study.
D) A case study.
Answer: B
Political Science
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Effect size refers to
A) The strength of the independent variable manipulation. B) The strength of the dependent variable manipulation. C) The difference between group means expressed in standard deviation units. D) None of the above
Political Science
The Marshall Court's ruling in Gibbons v. Ogden (1824) involved
a. intrastate commerce. b. interstate commerce. c. the right of the federal government to renew the charter for the national bank. d. Congress's right to levy an income tax.
Political Science