The scatterplot shows the relationship between the number of hours a student spent watching TV per week () and their average test score ().

Based on the scatterplot, which of the following statements best describes the relationship between hours watching TV and average test score?
There is a strong positive correlation, meaning more TV watching is associated with higher test scores.
There is a strong negative correlation, meaning more TV watching is associated with lower test scores.
There is no significant correlation between hours watching TV and test scores.
The relationship is non-linear; test scores initially decrease then increase with more TV watching.