Piliavin et al. (1969) utilized an opportunity sample of passengers on the New York subway to investigate bystander behavior. Which of the following options correctly identifies the estimated total size and racial composition of this opportunity sample?
Approximately 445044504450 passengers, consisting of about 45%45\%45% white and 55%55\%55% black individuals.
Approximately 445044504450 passengers, consisting of about 55%55\%55% white and 45%45\%45% black individuals.
Approximately 120012001200 passengers, consisting of about 55%55\%55% white and 45%45\%45% black individuals.
Approximately 120012001200 passengers, consisting of about 45%45\%45% white and 55%55\%55% black individuals.
105 exam-style questions on OCR A Level Psychology Responses to people in need, covering Piliavin et al. (1969): Subway Samaritan and Levine et al. (2001): Cross-cultural altruism. Each one has a worked solution and a mark scheme showing where the marks go.