H2P-211
Combining uncertainties
H2 Physics · JC 1 · Medium · Combining uncertainties
A metal rod has its diameter measured five times, giving: 4.12 mm, 4.16 mm, 4.15 mm, 4.13 mm and 4.17 mm. How should the diameter be expressed, including its absolute uncertainty?
- 4.150 mm
- (4.15 ± 0.01) mm
- (4.15 ± 0.03) mm
- between 4.12 mm and 4.17 mm
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