If a student studies very hard in order to get good grades, the good grade is an example of __________
a) positive reinforcement.
b) punishment.
c) negative reinforcement.
d) partial reinforcement.
a
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Executives at Target want to use a personality inventory to screen job applicants for customer service positions. They want to select the inventory that best predicts behaviors such as honesty, friendliness, and dependability. Which of the following four inventories will be best for them?
a. High scores on Inventory A correlate .59 with measures of honesty, friendliness, and dependability b. High scores on Inventory C correlate .10 with measures of honesty, friendliness, and dependability c. High scores on Inventory D correlate -.73 with measures of honesty, friendliness, and dependability d. High scores on Inventory B correlate 3.66 with measures of honesty, friendliness, and dependability
In a study of twins, a researcher finds that 40 percent of dizygotic (DZ) twins and 40 percent of monozygotic (MZ) twins share a trait. What is the researcher most likely to conclude about the trait?
A. It is 40 percent concordant. B. It is 60 percent concordant. C. It is genetically determined. D. It is not genetically determined.