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Oracle® OLAP DML Reference
10g Release 2 (10.2)

Part Number B14346-01
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FORECAST.REPORT

The FORECAST.REPORT program produces a standard report of a forecast created using the FORECAST command.

The report shows the parameters of the forecast, including the forecast formula and Mean Absolute Percent Error, followed by a display of the forecasted values. To produce this report, type the following.

Syntax

FORECAST.REPORT

Examples

Example 13-29 Report of Forecast Using the EXPONENTIAL Method

Assume that you have performed the forecast illustrated in "Using the EXPONENTIAL Method". Running the FORECAST.REPORT program for that forecast produces the following report.

Forecasting Analysis
                     ====================
 
                 Variable to Forecast: SALES
                   Forecast dimension: MONTH
                      Forecast method: EXPONENTIAL
          Mean absolute percent error: 16.64%
 
        Forecast Equation: SALES = 87718.0009541883 *
                           (1.00553383457899 ** MONTH)
 
MONTH                   Actual Value    Fitted Value
--------------------    ------------    ------------
Jan95                      72,123.47       88,203.42
Feb95                      80,071.75       88,691.52
Mar95                      78,812.69       89,182.33
Apr95                      97,413.26       89,675.85
May95                      94,406.65       90,172.10
  ...                        ...               ...
Dec96                      72,095.02      100,140.38
  ...                        ...               ...

Example 13-30 Report of Forecast Using the WINTERS Method

Assume that you have performed the forecast illustrated in Example 13-28, "Using the WINTERS Method". Running the FORECAST.REPORT program for that forecast produces the following report.

Forecasting Analysis
                     ====================
 
                 Variable to Forecast: SALES
                   Forecast dimension: MONTH
                      Forecast method: WINTERS
                                Alpha: 0.50
                                 Beta: 0.50
                                Gamma: 0.50
                          Periodicity: 12
          Mean absolute percent error: 0.20%
 
MONTH                   Actual Value    Fitted Value
--------------------    ------------    ------------
Jan95                      72,123.47       72,154.67
Feb95                      80,071.75       80,027.51
Mar95                      78,812.69       79,171.08
Apr95                      97,413.26       97,200.81
May95                      94,406.65       94,464.71
 ....                         ...             ...
Dec97                                      77,867.23