A measure of central tendency is used to
a. characterize or represent many observations.
b. compare the differences in two sets of observations.
c. identify each observation in a set of observations.
d. calculate the amount of variability around the mean of a set of observations.
e. determine the highest and lowest scores in a set of observations.
a. characterize or represent many observations.
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The term ______ is now used to describe what used to be called multiple personality disorder
a. schizotypal personality disorder c. dissociative identity disorder b. depersonalization disorder d. schizoid personality disorder
Psychologists have shown that lower energy bills result from giving people
a. warnings regarding their overuse of gas or electricity. b. immediate feedback about their use of gas or electricity. c. exposure to models who are energy-conscious. d. verbal recognition for being energy-conscious.