A mathematical function is a formula that takes an input, x, applies a set of calculations to it, and produces an output called y. By calculating a function at a large number of set intervals, it is ...

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 ...

If you use Microsoft Excel regularly for studying or work that requires a spreadsheet to be filled with data-driven information, then you know it can be quite difficult and time-consuming to decipher ...

Microsoft Office's Excel application allows users to store, model and manipulate data sets. Excel spreadsheets organize this data into worksheets, each with a number of rows and columns. Each row or ...

To calculate the Consumer Price Index between two years in Excel, take a sum of all the amounts spent on the basket of products over those two years. Then use the following formula to find the CPI ...

Q. As a conclusion to each project, we evaluate our project time and cost estimates for accuracy. Obviously, underestimating is a problem, but over-estimating is also a problem that leads to ...

Save time on status decks with a reusable Excel timeline chart. Data lives in a table, so new milestones update the timeline automatically.

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 ...

Is your chart boring? Try Excel’s people chart to liven things up. Susan Harkins shows you how. A people chart is an infographic, which leads me to a second definition. An infographic tells a story, ...

Editorial Note: Forbes Advisor may earn a commission on sales made from partner links on this page, but that doesn't affect our editors' opinions or evaluations. A Microsoft Excel spreadsheet is one ...

Dana Miranda is a Certified Educator in Personal Finance, creator of the Healthy Rich newsletter and author of You Don't Need a Budget: Stop Worrying about Debt, Spend without Shame, and Manage Money ...