Three requirements of an experiment are randomization, manipulation, and the inclusion of a comparison or control group. Which of these requirements is NOT met when we use the within-subjects design? Explain.
What will be an ideal response?
Randomization is not used in a within-subjects design. Participants are not randomly assigned to a group (randomization). Instead, the same participants are observed in all groups.
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At what age do children begin to show an ability to deceive others?
a. Age 1 b. Age 18 months c. Age 2 d. Age 4
If we were to destroy the ventromedial hypothalamus in a group of rats, what would we expect to find when these rats were compared to a group of control rats?
a. The experimental rats would die of starvation. b. The experimental rats would be much larger than the control rats. c. The experimental rats would be dehydrated. d. The experimental rats would sleep much less than the control rats.
The checkerboard and dominos problem illustrates that
A. games are a kind of problem-solving task. B. how we represent a problem can have an impact on our ability to find a solution. C. functional fixedness can make finding solutions easier. D. monitoring progress toward the goal is rarely done. E. the trial-and-error strategy is a fast and efficient method for finding a solution.
negative reinforcement
What will be an ideal response?