Microsoft's spreadsheet program can do way more than you might imagine. These are the hacks and tricks you need to know.

This video explains how the dollar sign is used in Excel formulas to control whether cell references stay fixed or change ...

FORECAST.ETS applies an exponential triple smoothing (ETS) algorithm to create forecasts that can include trend and seasonal ...

Learn how GROUPBY passes both subset and full arrays into LAMBDA in Excel, letting you compute percent shares fast and explain results clearly.

Although there are many functions in the base package of R, sometimes there may not be a function that does exactly what you want. In this case, R allows users to create their own functions and call ...