Mario conducts a study on what Caucasians perceive as physic…
Mario conducts a study on what Caucasians perceive as physically attractive, then conducts the same study with African Americans, and then with Asian Americans as the sample. Mario is using ________ to determine the external validity of his findings.
Read DetailsA researcher is designing an experiment, and ensures that ea…
A researcher is designing an experiment, and ensures that each participant is equally likely to be in one condition as another. He does not assign them based on any characteristics such as gender, ethnicity, or personality. This researcher is ________ participants.
Read DetailsA researcher is interested in the effects of self-esteem on…
A researcher is interested in the effects of self-esteem on people’s choice of romantic partner. She asks her study participants to complete a measure of self-esteem and to bring in separate photos of themselves and their significant others. She then has these photos rated for attractiveness by a panel of independent judges, and relates the relative attractiveness of a person’s significant other to the person’s self-esteem. The study just described is a(n)
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