$\backslash$table$[[$Year$,1,2,3,4,5],[$Mileage$,3,100,4,050,3,450,3,800,3,700]]$

a$)$ Using a $2-$year moving average, the forecast for year $6=$ miles $($round your response to the nearest whole number$).$

d$)$ Using exponential smoothing with $=0\mathrm{.}40$ and the forecast for year $1$ being $3,100,$ the forecast for year $6=,$ miles $($round your response to the nearest whole number$).$