Multiple Choice
Which of the following heart rate measurement options will provide the smallest margin of error?
A) Measuring the rate for 6 seconds and multiplying that value by 10
B) Measuring the rate for 10 seconds and multiplying that value by 6
C) Measuring the rate for 15 seconds and multiplying that value by 4
D) Measuring the rate for 30 seconds and multiplying that value by 2
Correct Answer:

Verified
Correct Answer:
Verified
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