Given that field experiments are high in external validity, why is it that social psychologists still rely on laboratory studies?
a. Laboratory studies are more psychologically realistic.
b. Laboratory studies help to control for extraneous variables.
c. Laboratory studies permit random assignment of participants.
d. Laboratory studies are more reliable.
Answer: B
Psychology
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As it suddenly appeared in the bloodline of the royal family of Europe, hemophilia is best explained in terms of
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