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Statistics help for students free
A doctor is concerned about the relationship between blood pressure and irregular heartbeats among her patients,she classified blood pressure as high,normal or low and heartbeat as regular or irregular and she finds that 16%have high blood pressure,19%have low blood pressure,17%have irregular heartbeat,of those with irregular heartbeat,35% have high blood pressure and of those with normal blood pressure,11% have an irregular heartbeat.what percentage of her patients ha regular heartbeat and low blood pressure?
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