Which of the following statements is true of confounding variables in an experiment?
A. They arise as a result of sensitization and habituation.
B. They damage the internal validity of an experiment.
C. They can be eliminated by using factorial designs.
D. They alter the observed behavior in subsequent treatments.
Answer: B
You might also like to view...
The tympanic membrane connects to three tiny bones that transmit the vibrations to the ____
a. cochlea b. pinna c. oval window d. hair cells
The difference between Jung's theory and Freud's theory is that Jung
a. didn't emphasize the sexual instincts. c. was not interested in the unconscious. b. was not a psychiatrist. d. did not believe in archetypes.
Which of the following is a reason to use a design with more than two levels of an independent variable?
a. It allows us to manipulate more than one dependent variable. b. It allows us to measure more than one dependent variable. c. It allows us to compare two or more kinds of treatment with the control group. d. It allows us to use a factorial design.
Almost one in three high school seniors say they have recently had five or more drinks in a row, which is the definition of
A) drug dependence. B) binge drinking. C) alcoholism. D) blacking out.