Professor Smith gave an exam on Monday. On Wednesday Smith gave the same class the same exam. Professor Smith was clearly interested in assessing the exam's:
a. reliability
b. validity.
c. face validity.
d. conceptualization.
e. precision.
a
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An attachment type where infants feel safe when their mothers are out of sight is called secure attachment
Indicate whether the statement is true or false
Which statement regarding the nation's income is most accurate?
A) Income earnings are just about evenly divided among all Americans. B) The top two-thirds of Americans earn about two-thirds of the income. C) The top 20 percent of Americans earn nearly half the income. D) The bottom 20 percent of Americans earn about 15 percent of the income.
Among the elements of the scientific method are
a. specifying the scope of an inquiry. b. examining research that has been published in the past. c. the connection between research and theory. d. subjecting research findings to review by a community of scholars. e. all of these.
The conflict model attributes to society the essential characteristics of cohesion, consensus, cooperation, reciprocity, stability, and persistence
a. true b. false