Research, particularly a study in Kenya, strongly indicates genetic factors as contributing to cultural differences in motor development
Indicate whether the statement is true or false
F
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Poverty is an important factor in educational achievement. It encompasses risk factors such as
a. greater supervision by parents. b. less access to books and computers. c. overfunded schools. d. higher parental involvement with the school.
The largest number of total job openings is expected to be in the
A. Manufacturing sector B. Farming sector C. Service industry
Most psychologists view the polygraph as an invalid tool for accurate lie detection
Indicate whether this statement is true or false.
Kathy takes her 2-year-old son to the supermarket every Saturday. Each week, the same sequence of events unfolds: Her son screams, demanding that Kathy buys him treats. Although she refuses to give in to his demands, he continues to scream
Finally, Kathy yells at the top of her lungs, "QUIET!" He stops screaming instantly. What operant conditioning concepts are illustrated in this story? A) Kathy is using negative reinforcement to increase her son's screaming. B) Kathy is using punishment to suppress the screaming; her use of punishment is negatively reinforced by the cessation of screaming. C) Kathy's son probably learned how to scream by observing his parents at home, and now he is reinforced on a variable-interval schedule of reinforcement. D) Kathy's son probably learned how to scream by observing his parents at home, and now he is reinforced on a fixed-ratio schedule of reinforcement.