Question: Following are the data on demand for white bread loaves at a bakery. Day Loaves 1 196 2 206 3 217 4 233 5 232
Following are the data on demand for white bread loaves at a bakery.
| Day | Loaves |
| 1 | 196 |
| 2 | 206 |
| 3 | 217 |
| 4 | 233 |
| 5 | 232 |
| 6 | 231 |
| 7 | 243 |
| 8 | 258 |
| 9 | 257 |
| 10 | 263 |
| 11 | 277 |
| 12 | 276 |
| 13 | 282 |
| 14 | 295 |
| 15 | 306 |
a. Develop a linear trend equation for the above data on demand for white bread loaves at a bakery (use of Excels Trendline, with display Equation on chart option, is recommended), and use it to forecast demand on day 16. (Round the final answers to 2 decimal places.)
Y = x +
Forecast demand on day 16
b. The variations around the linear trend line seem to have above- and below-the-line runs. Therefore, use trend-adjusted exponential smoothing with = 0.2 and = 0.1 to model the bread demand. Use the first four days to estimate the smoothed initial trend that you use for periods 4 and 5 (use the increase from day 1 to day 4 divided by 3). Also, use A4 to estimate S4. Start forecasting day 5. What is the forecast for day 16? (Round the final answers to 2 decimal places.)
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