In a recent study, researchers followed 104,000 U.S. veterans who had served in the armed forces and a comparison group of 216,000 nonveterans. Over a period of 12 years, they found that 197 veterans and 311 nonveterans committed suicide. a. Calculate the relative risk of suicide, comparing veterans to nonveterans.
b. Write a sentence interpreting this relative risk value.
c. A segmented bar graph would not provide much helpful information for these data. Explain why not.