A cumulative average recalculates a data set's average as new data is added. During the recalculation all data contained in the data set is included in the average. In Microsoft Excel your spreadsheet ...

If you understand the definition of a mathematical function, a good way to judge it is that any line drawn parallel to the y-axis intersects with the values in the function’s curve only once. The same ...

Whether presenting a project at school, delivering a critical report at work, or simply trying to make sense of your budget, graphs are efficient and visually appealing means of conveying complex ...

Waterfall charts are powerful visual tools that can help you understand the cumulative effect of sequentially introduced positive or negative values. They are particularly useful in financial analysis ...

Charts and sparklines are powerful data visualization tools in Excel. Here’s a guide to the most popular chart types in Excel and how to best use them. Microsoft Excel offers a plethora of tools for ...