Statistics

Absolute Uncertainty Calculator

Convert a relative uncertainty to an absolute uncertainty.

Calculated Output

Absolute uncertainty 1

Formula: absolute = value * relative / 100

Step-by-Step Breakdown

1. Values used:

2. Measured value = 50

3. Relative uncertainty = 2 %

5. Absolute uncertainty = (50 / 100) x 2 = 0.5 x 2 = 1

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The math behind it

absolute uncertainty = value * (relative % / 100). Report it as value plus or minus the absolute uncertainty.

50 with 2% uncertainty gives plus or minus 1.0.

Absolute vs relative uncertainty?

Absolute has the same units as the value; relative is a percentage.