IA 10-year study conducted by the American Heart Association provided data on how age, blood pressure, and smoking relate to the risk of strokes. Assume the following data are from a portion of this study. Risk is interpreted as the probability (times 100) that the patient will have a stroke over the next 10-year period. For the smoking variable, dene a dummy variable with 1 indicating a smoker and 0 indicating a nonsmoker. Risk Age Pressure Smoker 12 57 152 No 24 67 163 No 13 58 155 No 56 86 177 Yes 28 59 196 No 51 76 189 Yes 18 56 155 Yes 31 78 120 No 37 80 135 Yes 15 78 98 No 22 71 152 No 36 70 173 Yes 15 67 135 Yes 48 77 209 Yes 15 60 199 No 36 82 119 Yes 8 66 166 No 34 80 125 Yes 3 62 117 No 37 59 207 Yes III a) Develop a regression model to estimate the risk of stroke given the age, blood pressure, and smoking habit of the patient. b) Discuss the goodness of t of the model. c) What is the risk of stroke for a m patient with a blood pressure 150 who is also a smoker? d) How will the risk level of the patient in c) change if the person is W