8. A researcher is looking at the effect of drinking alcohol on the ability to play darts. Half of the participants drink a pint of beer, while the other half drink a pint of water. All participants throw three darts at a dartboard and have the score recorded. How is this experiment best summarized? Within Groups design: IV three dart score, DV before/after training Between Groups design: IV three dart score, DV before/after training Within Groups design: IV before/after training, DV three dart score Between Groups design: IV before/after training, DV three dart score.
A. Between-groups design. Independent variable is the three dart score. Dependent variable is the amount of alcohol drunk
B. Within-groups design. Independent variable is the three dart score. Dependent variable is the amount of alcohol drunk
C. Between-groups design. Independent variable is the amount of alcohol drunk. Dependent variable is the three dart score.
D. Within-groups design. Independent variable is the amount of alcohol drunk. Dependent variable is the three dart score​