wrharris wrharris

17-02-2017
Mathematics

contestada

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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LammettHash LammettHash

17-02-2017

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).

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