Exhibit 5. By using the following data and forecasting results. Complete the missing values. Sales (Yt) Centered Moving Average Seasonal Index Stit Period Scaled (St) Yt/St 1 1856 1.178 1576 2 2012 1617.67 1.244 1.236 1628 3 985 1664.00 0.592 0.586 1681 4 1995 1716.00 1.163 1.178 1693 5 2168 1745.00 1.242 1.236 1754 0.587 1827.00 1072 1829 0.586 6 1.178 1.196 1873.00 1902 2241 7 1.224 1.236 1884.00 1866 8 2306 0.582 1886 0.586 1897.00 9 1105 Cell B 1935 1.178 Cell A 2280 10 7 2241 1873.00 1.196 1.178 1902 8 2306 1884.00 1.224 1.236 1866 VO 1105 1897.00 0.582 0.586 1886 10 2280 Cell A Cell B 1.178 1935 11 2408 1936.00 1.244 1.236 1948 12 1120 0.586 Cell C Determine the Centered Moving Average for the indicated cell as a 'Cell A'. a) 1692.5 b) 1931 c) 1897 d) 1936