Which of these tests demonstrates the greatest utility?
A) a test in which the selection ratio is 1.00 and the validity of the measure is .25
B) a test in which the selection ratio is 1.00 and the validity of the measure is .55
C) a test in which the selection ratio is .25 and the validity of the measure is .25
D) a test in which the selection ratio is .25 and the validity of the measure is .55
Ans: D) a test in which the selection ratio is .25 and the validity of the measure is .55
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Large-scale surveys tend to have two major problems associated with them: __________ and __________
a. laboratory conditions that are too stringent; small sample sizes b. excessive experimental controls; large control groups c. nonresponse bias; social desirability bias d. experimenter bias; small sample sizes
Regarding the influence of the mass media on attitude formation, which of the following statements is FALSE?
a. Mass media includes newspapers, television, radio, and the Internet. b. Young people today spend at least 50 hours a week immersed in media. c. Individuals are coaxed, persuaded, and skillfully manipulated by the messages from the mass media. d. Frequent viewers of TV often become overly trusting of other people and underestimate their chances of being harmed by others.