Description of the illustration dmn-dt-what-to-wear.png

The image shows a decision called What to Wear created using the Decision Table notation. The top-right corner of the image contains the Decision Table icon and the decision name.

The first row of the decision table contains controls to add or delete rows or columns to the left. From left to right, controls available are: Add Rule Before, Add Rule After, Remove Rule, Add Column Before, Add Column After, and Remove Column. The second row contains the Hit Policy Indicator cell that has the Unique hit policy selected, an Input Expression cell that has the input variable Temperature used as the input expression, and an Output Label cell that contains the name of the decision, What to Wear. There is an Allowed Values cell within the Input Expression cell and the Output Label cell. The value for this cell is set as Auto for the Input Expression cell and as Any for the Output Label cell. There are three subsequent rows that constitute rules of the decision table. Each row consists of a cell indicating the rule number (starting from 1 to 3), an Input Entry cell in the Input Expression column, and an Output Entry cell in the Output Label column. Values entered in input and output entry cells for each rule are as follows:

• First rule: <25 and Wool Coat
• Second rule: 25 and Jacket
• Third rule: >25 and Casuals