For a certain product it was found that annual sales volume could be well described by a third-order autoregressive model. The estimated model is shown below.x = 197+1.80x₁-1-0.29x₁-2 +0.03x₁-3 ++ &tFor 1993, 1994, and 1995, sales were 880, 913, and 951, respectively. Calculate sales forecasts for the years 1996 through 1998.X1996=(Round to one decimal place as needed.)

The estimated model is given as: xt=197+1.80xt-1-0.29xt-2+0.03t-3+εt The sales for 1993, 1994 and…

For a certain product it was found that annual sales volume could be well described by a third-order autoregressive model. The estimated model is shown below. x=197 +1.80x₁-1-0.29xt-2 +0.03x₁-3 + Et For 1993, 1994, and 1995, sales were 880, 913, and 951, respectively. Calculate sales forecasts for the years 1996 through 1998. X1996 (Round to one decimal place as needed.) =