In order to estimate the height of all students at your university, let's assume you have measured the height of all psychology majors at the university. If you had measured the height scores of all students at your university, the average (mean) of these scores would constitute a _________
a. population c. parameter
b. sample d. statistic
C
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Geoff, a basketball player for City High School, sinks thirty straight free throws during practice. However, during the critical game of the season, with the score tied and twenty seconds left to play, Geoff misses three consecutive free throws. Geoff's behavior can be best explained by ____ theory.?
a. ?incentive b. ?arousal c. ?drive reduction d. ?opponent-process
Researchers wanted to see if adults were actually afraid of the dark by exposing them to different levels of light in a room while measuring their heart rates. In this experiment, what are the heart rates of the participants?
A) the dependent variable B) the independent variable C) the control group D) the experimental group
____ focuses on the development of psychological tests
a. Forensic psychology c. Personality psychology b. School psychology d. Psychometrics
The principle that the just noticeable difference of any given sense is proportional to the stimulus being judged is called
a. the opponent-process principle b. the doctrine of specific nerve energies c. the phi phenomenon d. Weber's law e. Gestalt's law