The influence of running on preventing heart attacks has

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The influence of running on preventing heart attacks has been studied by a local runners club. The following two­way table classifies 350 people as runners or non runners, and whether or not they have had a heart attack.

1. Determine whether there is some relationship between running and having a heart attack.

2. Compute the odds ratio and its confidence interval. Interpret your result in terms of the factors of running and having a heart attack.

Reference no: EM13643939

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