\\\\ My Notes* + Ask Your Teach 16 . +) - 16 points The Physicians' Health Study randomly assigned 22 , 071 healthy male physicians at least 40 years old to take either an aspirin every other day or a placebo pill every other day . Of the 1 1024 physicians who took aspirin regularly for 5 years , & had a fatal heart attack and 137 had a nonfatal heart attack . Of the 11047 who took the placebo , 31 suffered a fatal heart attack and 219 had a nonfatal heart attack . Please use 4 decimal places to answer the questions below .* ( a ) What is the proportion of physicians who suffered a fatal heart attack in the :" aspirin group ? placebo group ?" ( b ) Calculate the relative risk of a fatal heart attack for physicians taking aspirin compared with those taking a placebo ( do not use the rounded values from part ( a ) to do your calculations . Use the original proportions in your calculation . Remember , give your answer to 4 decimal places . ) . ( C ) What is the proportion of physicians who suffered a nonfatal heart attack in the :" aspirin group ? placebo group ? (d) Calculate the relative risk of a nonfatal heart attack , for physicians taking aspirin compared with those taking a placebo ( do not use rounded values in your calculation and give your answer to 4 decimal places )* 17 .\\ + 313 points | Previous Answers \\ My Notes + Ask Your Teacher Numerous studies have linked maternal smoking during pregnancy with increased health risks for newborn babies A study compared the smoking habits of African- American , Asian- American , Hispanic- American , and non - Hispanic white mothers who smoked while pregnant . Independent samples were selected from each of the four populations ( African- American women who smoked during pregnancy , Asian- American women who smoked during pregnancy , etc . ) . The authors were interested in determining whether the four groups differed with respect to the amount smoked per day