Even though several readings are obtained,why are only two output readings used to record the client's cardiac output?

Name: Even though several readings are obtained,why are only two output readings used to record the client's cardiac output?
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Question

Quizplus · Accepted Answer

The Answer is The high and low readings are discarded in order to obtain a more accurate reading.The two most similar readings are averaged to obtain the cardiac output.

Even Though Several Readings Are Obtained,why Are Only Two Output