Expectation of 24.0 mm and a standard deviation of 0.3 mm. What are the expectation and variance of the length of the machine part

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asked Dec 11, 2018 174k views

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Mokmeuh · Answer 1 · 2018-12-18T02:34:36+0000

Are you sure the question is written correctly? Sounds like the expectations would just be the same (24.0) and the variance is the square of the standard deviation (so it would be 0.09).

Expectation of 24.0 mm and a standard deviation of 0.3 mm. What are the expectation and variance of the length of the machine part

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