Any feature or characteristic of a research setting that may reveal the hypothesis being tested or give the participant a clue regarding how he or she is expected to behave is called ______.
A. nonreactive cues
B. experimenter bias
C. participant reactivity
D. a demand characteristic
Answer: D
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A bell rings, an animal sits up and salivates, and then the experimenter delivers food. This could be either classical or operant conditioning. To decide which one it is, what do we need to know?
a. How rapidly the animal forgets during a period without training b. Whether the animal sits up immediately after the bell, or after a delay c. Which happens first, sitting up or salivating d. Whether the bell always predicts food, or if only after the animal sits up
Of the different categories of children found in most classrooms, researchers have come to have the best understanding of the ____ and ____ child
a. rejected; neglected b. popular; rejected c. controversial; average d. neglected; controversial
A researcher was interested in the effects of mood on aggression. She decided to see how receiving an insult or a compliment affects aggression, and she measured aggression by having participants administer small shocks to another participant. The researcher found that participants in the insult condition were more aggressive than those in the compliment condition. One of her colleagues reads
about this research and voices concern that people in the insult condition may have been more naturally aggressive than people in the compliment condition, causing the differences observed by the researcher. This concern about pre-existing differences between participants in the two conditions would only be valid if participants were not a. a representative sample of the population. b. randomly assigned to the condition. c. randomly selected from the population. d. informed that they were involved in a correlational study.
Opiates are also known as benzodiazepines
Indicate whether the statement is true or false.