Forecasting for any small business involves guesswork. You know your business and its past performance, but you may not be comfortable predicting the future. Using Excel is a great way to perform what ...

How to use the FILTER() dynamic array function in Excel Your email has been sent Filtering is a huge part of many Microsoft Excel sheets, and fortunately, there are ...

Excel's PIVOTBY function allows you to group your figures without needing to recreate your data in a PivotTable. What's more, data summaries created via PIVOTBY automatically update to reflect changes ...

This column is the fourth in a series on parameter estimation, leading up to the justly famous Kalman filter. The discipline is based on the fact that our knowledge of the state of any real-world ...