When you use a repeated measures design in your research, one advantage is that the same participants can be in the treatment and the control conditions. This advantage
a. is particularly helpful when you are dealing with a large population
b. leads to reduced measurement error.
c. is reduced if you are using natural pairs.
d. can overcome problems in matching pairs.
B
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In Philip Zimbardo's prison study, college students agreed to participate in a two-week experiment to discover what would happen when they took on the roles of prisoners and guards. When participants were given the role of guard and granted authority, __________.
A. they became more aggressive B. they decided to quit the experiment C. they tried to be "tough but fair" D. the experimenters had everyone switch roles
Which of the following social needs has been found to be important in determining physical health and psychological well-being?
A. avoidance of pain B. need for food C. need for affiliation D. need for shelter
Whose mother most likely took thalidomide while pregnant?
a. Dean, who has a heart defect b. Martin, who has deformed arms and legs c. Jerry, who is deaf d. Lewis, who is severely mentally retarded
Squirting orange juice (US) into a monkey's mouth just after presenting a light (CS) is an
example of the classical procedure. After several pairings of the two stimuli, single-cell recordings from the _________show that cells that previously did not respond to the light now do. This finding suggests a basis for __________. a. brainstem; extinction b. thalamus; conditioned reinforcers c. ventral-tegmental area of the midbrain; blocking d. frontal cortex; expectation e. visual association cortex; discrimination