Random assignment involves randomly:
A) selecting participants for inclusion into the experiment.
B) determining which variable will be manipulated and which will be measured.
C) determining how many levels of the independent variable will be investigated.
D) placing participants into the different groups of the experiments.
D) placing participants into the different groups of the experiments.
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What happens if an animal eats an unfamiliar food and becomes ill many minutes later? a. It immediately learns to avoid that food
b. It fails to learn anything, because of the long delay. c. It becomes even more likely than usual to eat that food again. d. It learns to avoid all familiar foods.
Which of the following is a recall task?
a. Asking children to identify which toys they've seen before b. Asking a child to recite the state capitals c. Completing a survey d. A matching test
Who first observed that muscles would respond to electrical stimulation?
A. Gustav Fritsch B. Paul Broca C. Eduard Hitzig D. Luigi Galvani
A stressful event people believe they can handle is termed a _____, whereas a stressor that would overwhelm a person is termed a _____.
A) threat; challenge B) primary stressor; secondary stressor C) challenge; threat D) secondary stressor; primary stressor