puglife1959 puglife1959

16-02-2024
Mathematics

contestada

Let Y₁,Y ₂,Y ₃ and Y₄ be independent, identically distributed random variables from a population with mean and variance. Let Y= (Y₁+ Y₂ + Y ₃ + Y₄) enote the average of these four random variables.What are the expected value and variance of Y* in terms of μ and θ?

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