Question: You have been using a very simple, niiave forecasting technique. You are using the previous month's data for this month's estimate. February's estimate was January's
You have been using a very simple, niiave forecasting technique. You are using the previous month's data for this month's estimate. February's estimate was January's actual. The data is in the table below.
| Month | Actual | Forecast |
| Jan | 3722 | 3934 |
| Feb | 4991 | 3722 |
| Mar | 4204 | 4991 |
| Apr | 4695 | 4204 |
| May | 4499 | 4695 |
| Jun | 5167 | 4499 |
| Jul | 5133 | 5167 |
| Aug | 5105 | 5133 |
| Sep | 5155 | 5105 |
| Oct | 5159 | 5155 |
| Nov | 4728 | 5159 |
| Dec | 4133 | 4728 |
What is the Mean Error (ME)?
Format as a whole number.
What is the Mean Squared Error (MSE)?
Format as a whole number, use no symbols or commas.
What is the Mean Absolute Deviation (MAD)?
Format as a whole number, use no symbols or commas.
What is the Mean Absolute Percent Error (MAPE)?
Format with 2 decimal places; enter a leading zero if needed. This is a percentage, but don't enter the percent sign.
What is the tracking signal?
Format with 2 decimal places. Enter a leading zero if needed.
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