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A doctor is concerned about the relationship between blood
Chapter 1, Problem 3E(choose chapter or problem)
PROBLEM 3E
A doctor is concerned about the relationship between blood pressure and irregular heartbeats. Among her patients, she classifies blood pressures as high, normal, or low and heartbeats as regular or irregular and finds that (a) 16% have high blood pressure; (b) 19% have low blood pressure; (c) 17% have an irregular heartbeat; (d) of those with an irregular heartbeat, 35% have high blood pressure; and (e) of those with normal blood pressure, 11% have an irregular heartbeat.What percentage of her patients have a regular heartbeat and low blood pressure?
Questions & Answers
QUESTION:
PROBLEM 3E
A doctor is concerned about the relationship between blood pressure and irregular heartbeats. Among her patients, she classifies blood pressures as high, normal, or low and heartbeats as regular or irregular and finds that (a) 16% have high blood pressure; (b) 19% have low blood pressure; (c) 17% have an irregular heartbeat; (d) of those with an irregular heartbeat, 35% have high blood pressure; and (e) of those with normal blood pressure, 11% have an irregular heartbeat.What percentage of her patients have a regular heartbeat and low blood pressure?
ANSWER:
Solution :
Step 1 of 3:
An experiment is conducted to find the relationship between blood pressure and irregular heart beats. Among the patients the doctor classifies blood pressure as high, normal or low and heartbeats as regular and irregular. In that
- 16% have high blood pressure.
- 19% have low blood pressure.
- 17% have an irregular heartbeat.
- Of those who have irregular heartbeat , 35% have high blood pressure.
- Of those having normal pressure, 11% have an irregular heartbeat.
We have to find what percentage patients have a regular heartbeat and low blood pressure.