Students in Group A spent Friday and Saturday nights studying for a test. Students in Group B spent those nights partying. Students in Group C spent those nights resting. You expect those who study on the weekends to do better on their exam than those who rest or party. What is the appropriate statistical test to run to determine whether weekend evening activity affects test scores?
a. Correlation
b. Independent-samples t-test
c. One-way between-groups ANOVA
d. Multiple linear regression
Ans: C
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