Question: 1 . Use the decomposition spreadsheet data above to forecast sales for winter quarter in year 20XX+1: Period Sales 117 105 210 251 183 153

1 . Use the decomposition spreadsheet data above to forecast sales for winter quarter in year 20XX+1:
Period Sales 117 105 210 251 183 153 +DONO Year Quarter 20XX-2 Spring Summer Fall Winter 20XX-1 Spring Summer Fall Winter 20XX Spring Summer Fall Winter 20XX+1 Spring Summer Fall Winter 294 Quarter Seasonal Deseas. Deseas. Ave. Factor Data Forecast Forecast 183.7 0.76 153.9 152.9 116.2 152.3 0.63 166.7 169.0 106.5 291.0 1.21 173.6 185.1 224.0 337.3 1.40 179.3 201.2 281.7 0.76 240.8 217.3 165.1 0.63 242.9 233.4 147.0 1.21 243.0 249.5 301.9 1.40 245.7 265.6 371.8 0.76 330.3 281.7 214.1 0.63 315.9 297.8 187.6 1.21 305.0 313.9 379.8 1.40 297.9 330.0 462.0 0.76 0.63 1.21 1.40 344 251 199 369 417 12 13 14 15 16 Average 241.1 Slope Intercept 16.1 136.8Step by Step Solution
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