Before businesses were lucky enough to be able to create sales forecasts in Excel, business owners had to enter numbers on columnar pads and add the figures with a calculator. If a single number ...

When you dive into Excel, you quickly realize the power it holds for data analysis and prediction. Two of the most potent tools at your disposal are the TREND and FORECAST functions. These functions ...

Investopedia contributors come from a range of backgrounds, and over 25 years there have been thousands of expert writers and editors who have contributed. Getty Images / juststock The forward ...