In 1870, the average child enrolled in school attended for __________ days per year
a) 45
b) 78
c) 92
d) 105
Answer: b
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Child-proofing the home becomes necessary when the child becomes capable of
a. exercising its innate reflexes. b. performing the ulnar grasp. c. crawling or walking. d. speaking.
The more tasks that individuals attempt to accomplish,
A) accuracy increases. B) errors increase, and efficiency declines. C) the more rapidly they are able to complete tasks. D) the more efficiency that they are able to gain.
According to B. F. Skinner, the frequency of a behavior can be increased by following it with a wide variety of
A) punishments. B) negative stimuli. C) stimulus–response associations. D) reinforcers.
Which statement about Americans and exercise is true?
A) Nearly 80 percent of Americans are unaware of the health benefits of exercise. B) Only 24 percent of young adults engage in 150 minutes per week of at least moderately intense physical activity. C) Almost 50 percent of young adults engage in the recommended two sessions per week of resistance exercises. D) In early adulthood, about 40 percent of Americans are inactive, with no regular brief sessions of even light activity.