What is the main advantage of using a factorial design instead of doing separate studies of each variable?
A) Speed: with a factorial design you are able to carry out a study at twice the speed of other designs.
B) Effect size: with a factorial design you can increase the effect size by a factor of 2–4.
C) Efficiency: with a factorial design you study both variables at once without needing twice as many participants.
D) Certainty: a factorial design permits you tobe more confident that neither a Type I nor a Type II error has been made.
Answer: C
You might also like to view...
Given current trends, over the next few generations the population in Europe will:
a. gradually increase. b. gradually decrease. c. greatly increase. d. remain stable.
Gossip or ostracism suffered as a result of the clothes a student wears to school would be a(n) ______.
A. formal sanction B. informal sanction C. formal negative sanction D. informal negative sanction
Which of the following would Louis Wirth note as a characteristic of minority groups?
A. Membership in the minority group is voluntary. B. Minority status is defined by numbers. C. Minorities have opportunity with hard work D. Societal reaction to minority groups is conditioned.
List the seven types of gender-based violence and discuss the world-wide prevalence of one.
What will be an ideal response?