Quintiles are simply four numbers that break up numerical data sets into five equal parts. For example, if you took the number set of 1,2,3 and 4, the quintiles would be 1.6, 2.2, 2.8 and 3.4, as the ...

Excel is probably Microsoft’s most popular developer tool. With a built-in functional programming language that now supports lambdas and variables, Excel has become a tool that people build businesses ...