A study looking at testicular cancer in men compared cases with non- cases, and found that 68/100 cases used protein supplements compared with 32/100 of the non-cases.

a. What is the risk of testicular cancer for patients who used protein supplements and for patients whom did not use protein supplements?

b. Find and interpret the relative risk of developing testicular cancer for patients in this study.

c. What are the odds of testicular cancer for patients who used protein supplements and for patients whom did not use protein supplements?

b. Find and interpret the odds ratio of developing testicular cancer for patients in this study.