Sales of tablet computers at Ted Glickman's electronics store in Washington, D$.$C$.,$ over the past $10$ weeks are shown in the table below: a$)$ The forecast for weeks $2$ through $10$ using exponential smoothing with $\backslash$alpha $=0\mathrm{.}50$ and a week $1$ initial forecast of $20\mathrm{.}0$ are $($round your responses to two decimal places$)$:Sales of tablet computers at Ted Glickman's electronics store in Washington, D$.$C$.,$ over the past $10$ weeks are shown

in the table below:

a$)$ The forecast for weeks $2$ through $10$ using exponential smoothing with $=0\mathrm{.}55$ and a week $1$ initial forecast of

$19\mathrm{.}0$ are $($round your responses to two decimal places$)$: