Which of the following methods of assigning participants to groups in an experiment is the best example of random sampling?
a. putting the girls in one group and the boys in another
b. making sure that children are able to select the group to which they want to belong
c. putting all children's names in a hat and drawing names to form the groups, even if this results in having unequal numbers of boys and girls in the groups
d. having the teacher assign children to groups in order to best separate friends from each other
c
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Which one of the following questions does not concern a threat to external validity? Would the same experiment _______
a. conducted at another time produce the same results? b. conducted in another place produce the same results? c. produce the same results if other subjects were used? d. produce the same results if the independent variable were operationalized differently?
Jordan is very familiar with the local juvenile authorities, couldn't care less about school, but is very popular with the young girls. Jordan's parents are probably of the __________ type
a) authoritarian b) permissive c) neglectful d) authoritative
The nature–nurture debate has __________
a. become more polarizing over recent decades b. transformed into a discussion of the gene–environment interaction c. made advances in the field of personality psychology more difficult d. created a new scientific field called the Nurturalists
All of the following are possible consequences to the fetus of its mother smoking during pregnancy except
A) mental retardation. B) premature delivery. C) stillbirth. D) low birth weight.