Answer to Question #349101 in Statistics and Probability for Velle

Statistics and Probability

Question #349101

If the variance of the population is 5, what is the variance of the sampling distribution of the means of size 3 drawn from this population?

Expert's answer

"Var(\\bar{X})=\\sigma^2_{\\bar{X}}= \\dfrac{\\sigma^2}{n}=\\dfrac{5}{3}"

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