1. What is the forecast for May based on a weighted-moving average applied to the following past demand data and using the weights 3, 2, and 1 (smallest weight is for most recent data)?
Nov Dec Jan Feb Mar Apr
38 35 42 42 43 45
2. While conducting an end-of-year finished goods inventory at his fumiture store, Bob was able to construct the following data on of his nonseasonal fumiture items.
- Use trend projection to estimate the relationship between time and sales (state the equation).
- Calculate forecasts for the remilnir.-nonths of theiair
Jan Feb Mar Apr May Jun Jul
53 57 55 59 64 71 55