The scatter plot shows students daily caffeine consumption and their test scores on one exam
Caffeine and Test Scores
Test Score
120
100
60
40
20
о 5 10 15 20 25 30 35
40
Caffeine Consumed (in mg)
Define the variables and determine if causation is likely, unlikely, or only possible.
O Caffeine consumed is the explanatory variable, and test score is the response variable. Causation is likely because caffeine causes students to have more success on tests
O Caffeine consumed is the explanatory variable, and test score is the response variable. Causation is only possible because there could be another variable causing the changes in catten consumption and test score
O Test score is the explanatory variable, and caffeine consumed is the response variable. Causation is only possible because there could be another variable causing the changes in caffeine consumption and test score
O Test Score is the explanatory variable, and caffeine consumed is the response variable. Causation is likely because caffeine causes students to have more success on tests