Question: In a recent study, researchers found that students who engage in regular physical activity tend to perform better academically. Which of the following can be inferred from this study?

Options:

1. Physical activity directly causes better academic performance.
2. Students who perform well academically are more likely to engage in physical activity.
3. There is a correlation between physical activity and academic performance.
4. All students should engage in physical activity to improve their grades.

Correct Answer: There is a correlation between physical activity and academic performance.

Solution:

The study indicates a correlation, but does not establish causation.