Which of these is true for the normal distributions? – McqOptions

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1.	Which of these is true for the normal distributions?
A.	\(μ_y = a_1 μ_1 + a_2 μ_2 +⋯+ a_n μ_n\)
B.	\(μ_y = a_1 μ_1^2 + a_2 μ_2^2 +⋯+ a_n μ_n^2\)
C.	\(μ_y^2 = a_1^2 μ_1^2 + a_2^2 μ_2^2 +⋯+ a_n^2 μ_n^2\)
D.	\(σ_y^2 = a_1^2 σ_1^2 + a_2^2 σ_2^2 +⋯+ a_n^2 σ_n^2\)
Answer» B. \(μ_y = a_1 μ_1^2 + a_2 μ_2^2 +⋯+ a_n μ_n^2\)

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