Developing Scenarios in Excel
In the Scenario Manager dialog box you can add, change, or delete scenarios. Choose Tools, Scenarios and a Scenario
Manager dialog box appears. You'll see the Add Scenario dialog box if no scenarios have been created for the workbook.
If scenarios have been created previously you'll see the general Scenario Manager dialog box that lets you show scenarios, add, delete or edit scenarios, merge scenarios or create a summary table of your scenarios.