Define the measurement are known with certainty

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A nail is measured with a ruler and its length is reports as 5.46 cm. Select ALL the statements that are correct about the certainty and uncertainty represented in this recorded measurement. 1. The uncertainty can be expressed by reporting the measurement as 5.46 +_ 0.1 cm 2. The uncertainty is in the final digit of the measurement 3. All three digits shown in the measurement are known with certainty 4. The uncertainty can be expressed by reporting the measurement as 5.46 +_ 0.01 cm

Reference no: EM13334340

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