

To load the Analysis ToolPak add-in, execute the following steps. The Analysis ToolPak is an Excel add-in program that provides data analysis tools for financial, statistical and engineering data analysis. Refer to the discussion at What happened to the Data Analysis Toolpak or Solver in Excel for Mac 2011? – : The Data Analysis Toolpak was removed in Office for Mac 2008. Yes, it appears to have been discontinued. If your version of Excel displays the traditional toolbar, go to Tools > Data Analysis and choose Regression from the list of tools.

If your version of Excel displays the ribbon, go to Data, find the Analysis section, hit Data Analysis, and choose Regression from the list of tools. 'Analysis ToolPak' is an add-in and can be used to apply complex data analysis techniques in Excel. For performing more advanced engineering and statistical calculations, MS Excel provides 'Analysis ToolPak'.
