Mason practiced basketball free throws and kept track of the results in the table. He says the experimental probability of making a free throw

is Two-thirds.

A 2-column table with 1 row. Column 1 is labeled Free throws made with entry 12. Column 2 is labeled Free throws missed with entry 18.

What is Mason’s error?
Mason compared the number of free throws missed to the total number of free throws attempted.
Mason compared the number of free throws made to the total number of free throws attempted.
Mason compared the number of free throws made to the number of free throws missed.
Mason compared the number of free throws attempted to the difference between the number made and the number missed.

Mason compared the number of free throws made to the total number of free throws attempted.