Psychologists Rowe and McKenna (2001) asked participants in one group to watch a video of a tennis player and make a judgment of the outcome of the point

Participants in a second group watched the video while engaged in a distracting behavior, generating a stream of random letters of the alphabet. In this study, the independent variable is
a. a situational variable.
b. a task variable.
c. a subject variable.
d. a instructional variable.

b

Psychology

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You read a news story about a psychologist who provided expert testimony during a criminal case. This sort of activity is characteristic of which type of psychologist?

a. Developmental b. Forensic c. Educational d. Consumer e. Industrial/organizational

Psychology

Any factor that leads to differences between the groups at the start of the study is termed a(n) ____ threat

a. selection b. intervention c. instrumentation d. regression

Psychology