Use the following demand data $(a_t)$ to produce a double exponential smoothing forecast for period $13.$ Use a smoothing constant, $,$ equal to $0\mathrm{.}30.$ Use $327$ as the initial SES and DES forecasts.

Click the icon to view the demand for the previous $12$ periods.

Complete the table below for a double exponential smoothing forecast $($enter your responses rounded to one decimal place$).$

$\backslash$table$[[$Period$,a_t,F{D}_t($DES$)],[1,327,],[2,266,],[3,235,],[4,216,-],[5,202,$