Gebruiker:Pjetter/klad: verschil tussen versies

:<math>\operatorname{MSE}(\bar{X})=\frac{1}{n^2}\sigma_1^2 +\cdots + \frac{1}{n^2}\sigma_n^2=\frac{n\sigma^2}{n^2} = \frac{\sigma^2}{n}</math>

This is the variance of the unbiassed sample distribution of the mean

 

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