Internal validity is the power of the design to isolate the independent variable as being responsible for experimental effects
Indicate whether the statement is true or false
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The increasing cost of political campaigning is largely due to the
a. rise of lawsuits. b. use of television. c. the Electoral College. d. increasingly complicated federal campaign regulations. e. use of the Internet.
Frank Levy's analysis of the changing income distribution concluded that since 1973, most people's living standards have:
A. declined. B. improved. C. stayed about the same. D. none of the above
What is the source of the state police powers?
a. tenth amendment b. fourteenth amendment c. there is no source; it's just a role that states have taken on d. fifth amendment
Which of the following is one of the common core educational standards?
A. effective programs to turn around failing schools B. international benchmark standards and assessments C. data systems that measure student success D. consistent learning expectations for all students