Table $1-$ Showing customer demand per period below $($and attached$)1.$ Using the data in Table $1,$ calculate the Simple Moving Average $(3$ months$)$ forecast for January, February, and March of $2004.$

$2.$ After determining and using the values for Jan$-\backslash (\backslash$underline$\{\backslash$underline$\{\backslash$text $\{$ Mar $\}\}\}\backslash ),2004,$ calculate the seasonality index for February month from the data.