A researcher obtains individuals' permission before randomly assigning them to the treatment or the control group. She is complying with the basic ethical principle regarding:
a. freedom from harm
b. informed consent
c. use of deception
d. maintenance of privacy
b
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An experimenter filled two jars with sugar. Participants then chose to label either jar "sucrose, table sugar" and the other jar "not sodium cyanide, not poison.". Then the participants could use either jar to make Kool-Aid. What did the results indicate? a. People tend to prefer longer statements to shorter statements. b. People don't pay much attention to labels on products
c. People like adventure and excitement. d. People tend to distrust negative statements.
People often assume that the actors really are similar to the characters that they play on television. That tendency illustrates which of the following?
a. Cognitive dissonance b. Primacy effect c. Mere exposure effect d. Fundamental attribution error
In 1868, Phineas Gage, a young foreman on a work crew, had a 13-pound steel rod impaled into the front of his brain by an explosion of dynamite. Amazingly, he survived the accident; and within two months, Gage could walk, talk, and move normally, but the injury forever changed his personality. Dr. Harlow carefully recorded all details of this accidental frontal lobotomy. Dr. Harlow used which research method in documenting Phineas Gage’s behavior?
What type of research design is being used when the same group is followed over several measurement times?
Quasi-experimental Experimental Cross-sectional Longitudinal