H2P-207
Combining uncertainties
H2 Physics · JC 1 · Medium · Combining uncertainties
A metal rod has its diameter measured five times as 4.12 mm, 4.15 mm, 4.10 mm, 4.14 mm and 4.13 mm. How should the diameter be expressed, including its uncertainty?
- 4.130 mm
- (4.13 ± 0.01) mm
- (4.13 ± 0.03) mm
- between 4.10 mm and 4.15 mm
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