Once enabled the Data Analysis ToolPak will be located in the the Data tab all the way to the right. The Add-Ins window will open, add a checkmark to the check box next to Analysis ToolPak, click OK. If the Data Analysis command is not available, you need to load the Analysis ToolPak add-in program. To access these tools, click Data Analysis in the Analysis group on the Data tab.
Excel will install the Analysis ToolPak automatically, and you can locate it by clicking the Data tab. Check the Analysis ToolPak and click OK 9.