During conditioning experiments involving food rewards, pigeons are often food deprived to the point where they are at
A) ?80-85% of their free-feeding weight.
B) ?90-95% of their natural weight.
C) ?80-85% of their natural weight.
D) ?90-95% of their free-feeding weight.
A
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Major sources of urban stress include
a. noise. b. crowding. c. overstimulation. d. all of these.
Suppose that you see a male student on your campus who is wearing a suit and a tie. You conclude, "He must be a business major; he couldn't be a psychology major." However, your college has twice as many psychology majors as business majors
Your decision is apparently guided by a. confirmation bias. b. the representativeness heuristic. c. my-side bias. d. the anchoring and adjustment heuristic.
Adrien committed a sex offense and has just completed serving his sentence. What is likely to happen after he is released from prison?
A. He will need to register with local law enforcement. B. He will need to notify the authorities of subsequent changes of address. C. His picture and other identifying information will be placed on a website. D. all of the above
If William is a normal-three month-old, we would expect him to be able to
a. reach for a small object. b. pulls to stand. c. play pat-a-cake. d. sit alone steadily. e. search for source of sound.