Excel makes it simple to change a few variables and determine the way it affects the most crucial thing. MS Excel, on the reverse side, can perform all the things Word might not. Fortunately, Microsoft Excel includes a built-in role made to compute the mean. It's a favorite spreadsheet program used for organizing budgets, tables and keeping track of all sorts of data. Thus, the very first step would be to double check Excel's listing of indigenous functions to find out whether there is already one that can do the calculations you are thinking about.