Internal validity is the power of the research design to
a. isolate the dependent variable as being responsible for any experimental effects.
b. isolate the independent variable as being responsible for any experimental effects.
c. decrease the likelihood of statistical variance being too high.
d. decrease the likelihood of statistical variance being too low.
B
You might also like to view...
What role do states play in environmental protection?
a. Gather information on air and water pollution within their borders b. Take enforcement actions c. Often impose air pollution standards that exceed federal minimum standards d. All of the above
During the 1990s what was the average number of deaths in the U.S. tied to influenza?
a. 5,000 b 12,000 c. 36,000 d. 150,000 e. 550,000
The Veterans’ Health Care Eligibility Reform Act passed in ______.
A. 1996 B. 1998 C. 2000 D. 2002
Which of the following aided the Arab Rebellion against the Ottoman Turks in World War I?
a. Sir Henry McMahon. b. Arthur Balfour. c. T. E. Lawrence. d. Sir Mark Sykes.