Question: (23 points) A prospective study of 36,080 people who had heart attacks was conducted to

see the relationship between sex of the heart attack victim and survival of at least 24

hours following the heart attack. The data are as follows:

a.(8 points) Estimate the appropriate relative risk using both a point estimate and a 95% confidence interval. Interpret the interval.

b.(8 points) Estimate the odds ratio using both a point estimate and a 98% confidence interval. Interpret the interval.

c.(7 points) Are sex and survival independent in this study? Please answer this question using a significance level of .01.