When using the experimental method, it is crucial that in each condition

a. all extraneous events are identical.
b. only the dependent variable is manipulated.
c. there is mundane realism.
d. participants are chosen by random selection.


Answer: A

Psychology

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St. John’s wort is an herbal remedy. It appears that its active substance, hypericin, enhances serotonin activity and acts as a monoamine oxidase inhibitor (MAOI). If studies show that St. John’s wort is effective in treating disorders, it will most likely be used to combat symptoms of ____

a. ?schizophrenia b. ?depression c. ?generalized anxiety disorder d. ?conversion disorder

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