Max was observing the group of animals. Knowing that the black rat had been separated from its mother soon after birth, Max immediately scored its lack of movement as depression. Max has possibly introduced __________ into his experiment.
A. random bias
B. subject confounds
C. experimenter bias
D. treatment bias
Answer: C
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A form of learning in which a voluntary response is strengthened or weakened, depending on its association with positive or negative consequences, is called what?
A. operant conditioning B. habituation C. classical conditioning D. modeling
When John was growing up, he saw his older brother severely beaten by their father after the brother was caught drinking a beer. Since then, John has never had a beer in his life. What form of learning does this best illustrate?
a. classical conditioning c. observational learning b. instrumental learning d. operant conditioning
Which would not be on a list of risk factors for residing in a nursing home?
a. Over age 85 b. Unmarried c. No problems with IADLs d. No children
An infant would prefer to listen to which stimulus??
a. ?a Bach symphony b. ?an ambulance siren c. ?the human voice d. ?the hum of a vacuum cleaner