In a recent study on risk factors for strIn a recent study on risk factors for strokes, the American Heart Association (AHA) collected data on age, systolic blood pressure, diastolic blood pressure, and risk of stroke; risk is interpreted as the probability (times 100) that a person will have a stroke over the next 10-year period. Data collected from smokers is provided in the file ahasmokers, and data collected from nonsmokers is provided in the file ahanonsmokers. Click on the datafile logos to reference the dataokes, the American Heart Association (AHA) collected data on age, systolic blood pressure, diastolic blood pressure, and risk of stroke; risk is interpreted as the probability (times 100) that a person will have a stroke over the next 10-year period. Data collected from smokers is provided in the file ahasmokers, and data collected from nonsmokers is provided in the file ahanonsmokers. Click on the data file logos to reference the data. These data must be combined to facilitate their analysis. systolic blood pressure outside of the range of 80-200 and diastolic blood pressure outside of the range of 60-130 are extremely rare, so the data must also be reviewed to ensure there are no records