A local swimming pool does not use any selection tests. Forty percent of the lifeguards employed at this swimming pool are identified as being successful at the job. This percentage represents the:
A) base rate.
B) selection ratio.
C) validity ratio.
D) Taylor-Russell index.
Ans: A) base rate.
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If you are using the correlation coefficient to describe the strength of linear association between X and Y in your sample, you must assume that the scores in the population from which the data were sampled are distributed as a bivariate normal distribution.
a. true b. false
Which of the following is an example of normative conformity?
a) A soldier shoots enemy women and children on orders from his commanding officer. b) A policeman beats a prisoner to force a confession on orders of his commanding officer. c) Passengers move to the back of the bus as soon as the driver tells them to. d) Stan has thrown away all of his old ties and bought new ones to "be in style."