Most native-born Americans speak __________ language(s)
a) 2
b) 1
c) 3
d) 4
b
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When third-grade teacher Jane Elliot sorted schoolchildren based on eye color, she created ________
A) an in-group. B) an out-group. C) minimal groups. D) realistic conflict.
Which statement most accurately describes projections of life expectancy?
A. Men outlive women in Africa. B. Life expectancy is projected to decrease for men and women. C. Women outlive men worldwide. D. Men outlive women worldwide.
Which of the following terms applies to the observation that responses reinforced in the presence of certain stimuli will occur under similar stimulus conditions?
a. the Premack principle b. operant stimulus generalization c. the partial reinforcement effect d. operant disinhibition
A researcher is examining the relation between two variables: variable X and variable Y. If she is conducting a correlational study, the researcher ____________ variable X and ____________ variable Y.
a. manipulates; manipulates b. manipulates; measures c. measures; manipulates d. measures; measures