Which question is best addressed with the experimental strategy?
a. What is the average number of text messages that a typical adolescent sends in a month?
b. Is there a relationship between the number of text messages that adolescents send each month and the number of pages of leisure reading done by adolescents?
c. Does decreasing the number of text messages that can be sent by adolescents cause an increase in number of pages read for leisure?
d. Do teenagers who text less get better grades?
Question 2
Which qualitative research method did Jean Piaget rely on in the development of his theory of cognition?
a. participant observation
b. direct observation
c. unstructured interview
d. case study