Why is the sample mean an unbiased estimator of the population mean?.

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02-05-2022
Mathematics

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Why is the sample mean an unbiased estimator of the population mean?.

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Why is sodium sulphate hemihydrate called as "Plaster of Paris"?

emmanu64 emmanu64 · Answer 1 · 2022-05-02T14:54:24+02:00

emmanu64 emmanu64

02-05-2022

Provided a simple random sample the sample mean is an unbiased estimator of the population parameter because over many samples the mean does not systematically overestimate or underestimate the true mean of the population

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