What is the standard deviation of the measurements

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Four length measurements are carried with the following results: 4.5 cm, 4.2 cm, 4.8 cm, and 4.4 cm. What is your best estimate of the true length? What is the standard deviation of the measurements? Identify the range within which the true value of the length is expected to lie with 95.4% probability.

Reference no: EM13337034

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