In a study reported in the July 2007 issue of the Journal of Epidemiology and Community Health, researchers investigated whether veterans are more likely to commit suicide than nonveterans. They spent 12 years following 104,000 veterans who had served in the armed forces between 1917 and 1994, and compared them with 216,000 nonveterans. They found that 197 veterans and 311 nonveterans committed suicide.
-Identify the explanatory and response variables in this study.

Question

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The Answer is The explanatory variable is whether a subject is a veteran or a nonveteran (a binary categorical variable). The response variable is whether the subject committed suicide (also a binary categorical variable).

In a Study Reported in the July 2007 Issue of the Journal