3. Complete the table, using the Holt Winters Multiplicative Model. For the information presented below please find the level (1), growth rate (b), seasonal factor (sn), forecast, forecast error, squared forecast error, SSE, MSE and s for period \# 1 to 4 using the Holt Winter Multiplicative forecasting method. Assume four quarters in a year as four seasons. a. Fill out the only highlighted cells, then copy and paste your answer to this document. (25 points) b. After pasting the filled-out cells, find the optimal alpha, gamma, and delta values that minimize the SSE with the help of Excel Solver. Include your answers on the supplemental Excel spreadsheet answers. (10 points)