During the past year, Cindy and Bobby each read 2 books, but Greg read 25, Jan read 12, and Marcia read 9 . The median number of books read by these individuals was
a. 2
b. 9.
c. 10.
d. 50.
b
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Which statement about dementia is accurate?
a. Between 20 and 40 percent of people over age 65 have some form of dementia. b. Dementia never involves hallucinations or delusions. c. The prevalence of dementia decreases after age 65. d. Dementia is associated with a wide range of disorders.
Nonresponse bias refers to the fact that the people who return surveys are often a biased sample that is not representative of the general population
a. True b. False Indicate whether the statement is true or false
If you give a child her favorite licorice candy for doing well in school, and she continues to do well in school, the licorice candy is
a. a reward and a reinforcer. b. a reward, but not a reinforcer. c. a reinforcer, but not a reward. d. neither a reinforcer nor a reward.
When conditioned stimuli are linked together to form a series of signals, such as the steps involved in having one's blood tested, this process is called _____
a) stimulus chaining. b) graduated conditioning. c) operant conditioning. d) higher-order conditioning.