What concept is at the very heart of experimentation?
A) external validity
B) internal validity
C) replication
D) participant selection
Answer: B
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Which of the following is an example of protected symbolic speech?
a. burning the American flag during a protest at the White House b. destroying a draft card at an antiwar rally c. sending a letter to government officials d. a newspaper editorial protesting the United States' involvement in a war
Which of the following statements is correct about interactions?
A) They are enhancements of the effect. B) They are additive effects. C) They are spurious effects. D) They occur only in interaction with organismic dependent variables.
Which statement is TRUE regarding the mix of local revenues?
a. Local governments do not rely on charges and fees as much as state governments do. b. Local governments' revenue packages look quite similar to those of states. c. Local governments typically receive less than 10 percent of their revenues from the state. d. Local governments rely more heavily on revenue transfers than states do.
In nonpresidential election years, less Americans vote
Indicate whether the statement is true or false