Correlational studies primarily are done to
a. determine whether there is a relationship between two variables.
b. establish cause and effect.
c. manipulate an independent variable.
d. determine appropriate parameters.
a
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__________ is a research design in which the contributions of genes and environment are teased apart by comparing individuals who share 100 percent or 50 percent of their segregating genes.
A. The twin design B. Heritability C. The adoption design D. Epigenesis
Behaviorists after Thorndike rejected his mentalistic terminology, such as
a. "satisfaction." b. "reinforcement." c. "stimulus." d. "conditioning." e. "punishment."
The mechanic at your car dealership is discussing work that needs to be done to your "rack and pinion." What happens as this information enters your short-term memory?
a) Information from long-term memory is retrieved and used to make sense of what you are being told. b) The information you just heard is immediately encoded so that it can be rehearsed and used at a later time. c) Old memories related to the concept are erased so that the memory "slate" is cleared for new processing of information. d) The new words are repeated over and over again until they are finally placed in long-term memory, where they will be connected to existing memories.
Nicotine is a
a. stimulant. b. depressant. c. narcotic. d. psychogenic drug. e. hallucinogen.