An advantage of randomly assigning subjects to groups is that it:
a. makes the groups equal in number
b. reduces the chance that other variables will bias the results
c. ensures that the best subjects will be assigned to the experimental group
d. makes the groups as different as possible from each other
B
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In his Stanford Prison study, Zimbardo found that
a. situational factors have a powerful impact on social behavior. b. group size is an important factor in conformity. c. collectivistic cultures tend to encourage more conformity than individualistic cultures. d. Subjects who are exposed to severe stress develop emotional scars.
Stranger anxiety
a. occurs more often in girls than boys. b. develops at approximately 2 years of age. c. occurs around 6-9 months of age. d. occurs in American infants, but not in those in other countries.
Although the outcome for a chi-square test for independence is influenced by sample size, measures of effect size such as the phi-coefficient or Cramér's V are not
Indicate whether the statement is true or false
A popular 1990s book about a professor dying of ALS and written by his former student is titled
a. Fridays with Fred. b. Tuesdays with Morrie. c. Saturdays with Sarah. d. Dying of ALS.