Suppose the above table summarizes some results of an

Question

Choose the BEST answer.

Suppose the above table summarizes some results of an observational study of hockey and football athletes.

Are Football players have a higher risk of brain trauma? Which of the following calculations are the most helpful for answering this question?

1. 61/76 and 15/76
2. 61/82 and 15/69
3. 61/76 and 61/82