A matched group of rapists and nonrapists listen to taped descriptions of sexual activity, one involving rape and the other involving consensual sexual interaction. The researcher measures the degree of penile engorgement in each group. The independent variable is:
A) the taped descriptions.
B) the penile tumescence among rapists.
C) the penile tumescence among nonrapists.
D) the group of nonrapists.
Question 2
Which of the following research methods would provide you with the best information if you wished to examine the effects of different room temperatures on physiological sexual response?
A) Case study
B) Interview
C) Experimental research
D) Questionnaire