brookelovesyell1111 brookelovesyell1111 29-05-2023 Business contestada Suppose that the following series model has been fit to the data. Yt = 50+&+ - 0.45&t-1 +0.5&t-2. The first four observations are Y₁ = 56.5, Y₂ = 49.9, and Y3 = 63.4. Assuming Y₁ = 55 and 80 = 4.2, compute the forecasts for periods 4, 5, and 6.
