Answer:
Percentage Uncertainty = 3.85 %
Explanation:
Given
measurement A = 130 beats / min
Uncertainty in measurement δA = 5 beats / min
Solution
[tex]Percentage Uncertainty = \frac{ \delta A}{A}\times 100\\\\Percentage Uncertainty = \frac{5}{130} \times 100\\\\Percentage Uncertainty = 3.85 [/tex]