Which of the following is NOT an example of control in an experiment?
a. making sure the room temperature, lighting, and noise are the same for all participants in an experiment on study techniques
b. arranging to be the only person with access to all data files once the data have been collected
c. making sure all the rats in a maze-running experiment have equal access to food in their cages
d. arranging to test all the participants in an alertness study at the same time of day
B
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How is a vice presidential vacancy filled?
a. The Cabinet nominates a new vice president who must then be approved by Congress. b. The president appoints a new vice president who assumes office immediately. c. The president appoints a new vice president who must then be approved by Congress. d. The Senate appoints a new vice president who must then be approved by the president.