An interview survey of parents' opinions about different methods of teaching math would not be recommended mainly because
a. the questionnaire would be a more appropriate procedure.
b. the study has limited generalizability.
c. most parents would not have knowledge about methods of teaching math.
d. it would require considerable training on the part of the interviewer.
Question 2
Which of the following concepts is characteristic of adolescent egocentrism?
a. psychosocial moratorium
b. foreclosure
c. inability to take another's point of view
d. preoccupation with self and how one appears to others
