Linear Regression

1. Select several series in the data table.

2. Click the Regression button on the Calculations ribbon tab.

3. Select the Linear Regression option in the drop-down list of the button.

1. Make sure that the side panel is displayed.

2. Select the series calculated by the Linear Regression method in the data table.

3. Select the Series radio button on the side panel.

4. Go to the Parameters tab.

Select the series, to which results are loaded, in the drop-down list.

If it is required to use a constant in a model:

1. Select the Constant checkbox.

2. Specify the calculation method for the constant:

• Estimate. The constant value is estimated automatically on method calculation. The obtained value is shown in the input box at the right.

• Specified. The constant value is specified by the user in the corresponding box.

If it is required to use autoregression coefficients in a model, select the Autoregression checkbox. The checkbox is deselected by default.

After selecting the checkbox enter numbers or ranges of autoregression order separating them with commas to the respective fields. Autoregression order range is specified using the "-" character. For example: 1-3,5,7-9.

If it is required to use moving average coefficients in a model, select the Moving Average checkbox. The checkbox is deselected by default.

After selecting the checkbox enter numbers or ranges of moving average order separating them with commas to the respective fields. Moving average order range is specified using the "-" character. For example: 1-3,5,7-9.

Use the Confidence Limits Relevance number editor to set confidence limits relevance level of a forecast series. Available values range: [0; 1]. The default value is 0.95.