A researcher investigated the relationship between alcohol intake and reaction time using a driving simulation task. Participants drank either one ounce or three ounces of alcohol. Their reaction time was measured in terms of the speed with which they applied brakes on seeing a red light during the simulated driving task. In this scenario, the dependent variable in the experiment is the
A. red light.
B. degree of intoxication.
C. amount of alcohol.
D. speed of applying brakes.
Answer: D
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Child poverty involves
a. only low family income. b. only a lack of meeting a child's needs. c. both low family income and a lack of meeting a child's needs. d. neither low family income nor a lack of meeting a child's needs.
In a hostage situation, to survive, victims sometimes seek to please their captors, and may identify with them as a way of coping with unbearable and unstoppable stress. This phenomenon is known as the ________
a. Stockholm syndrome b. general adaptation syndrome c. phi phenomenon d. Korsakoff's syndrome
Many years ago, researchers found that observers’ preconceptions and biases influence their observations of groups. Researchers turned to ___ observational methods to solve this problem.
a. overt b. participant c. covert d. unstructured e. structured
Calcium intake is particularly important for females to:
A) avoid early puberty. B) avoid abnormalities in the endocrine system. C) prevent early menopause. D) prevent osteoporosis later in life.