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Suppose an x distribution has mean μ = 4. Consider two corresponding x distributions, the first...

Suppose an x distribution has mean μ = 4. Consider two corresponding x distributions, the first based on samples of size n = 49 and the second based on samples of size n = 81.

(a) What is the value of the mean of each of the two x distributions? For n = 49, μ x =

For n = 81, μ x =

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