superman7824 superman7824 18-02-2024 Mathematics contestada Assume that X₁ and X₂ are independent normal random variables, Xᵢ ∼ N(μ,σ)², and let Y₁ = X₁ + X₂ and Y₂ = X₁ − X₂. Show that Y₁ and Y₂ are independent and normally distributed.