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Step 10  Click the Close button to close the Data Table dialog box.
                  Stage 4  Modelling

                 The steps to build model are as follows:
                 Step 11   Drag and drop the Select column widget onto the canvas.

                 Step 12  Connect these File widgets to the Select Columns widget.

                 Step 13  Double-click on the Select Columns widget.

                 Step 14  Move the Food Price Index to Target value as we are trying to predict the price index.




































                 Step 15  Click the Close button to close the Select Column dialog box.

                 Step 16  Drag and drop the Linear Regression widget onto the canvas.
                 Step 17  Connect these Select Columns widgets to the Linear Regression widget.

                  Stage 5  Evaluate Model
                 The steps for model evaluation are as follows:

                 Step 18  Drag and drop the Test and Score widget onto the canvas.

                 Step 19  Connect these Linear Regression widgets to the Test and Score widget.

                 Step 20  Drag and drop the Select column widget onto the canvas.

                 Step 21  Connect these File widgets to the Select Columns widget.
                 Step 22  Connect  these  Select Columns  widgets  to  the  Test and Score  widget  to  check  the  performance
                          parameters.

                 Step 23  Double-click on the Test and Score widget.



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