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 ...

A date-and-cost line chart tracks a commodity's changing price over time. Economists use such diagrams to display broad market trends and predict future prices. Businesses that restock continually use ...

Microsoft Excel can perform numerous statistical functions, as well as create charts from statistical data. Statistical data includes numeric variables or word variables, also called categorical ...

The ease with which you can create a line graph in Excel on your PC or Mac will do much to dispel the misconception that the program is arcane and unapproachable. With just three clicks of a mouse (or ...

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 ...

Whether working with a team or alone, you need to maintain a project’s schedule. One tool that can keep you on track is a burndown chart created in Microsoft Excel. These are line charts that compare ...

We’ve all been there, a crucial presentation is coming up, and your important data looks flat and uninspiring. How do you make your numbers stand out and tell a story in your next presentation? The ...

Viewing the distribution of related values from one entity to another is a frequent request, and that’s where Microsoft Excel floating bar charts can help. Instead of starting from the X axis, the low ...

In Microsoft Excel, you can convert your data into many types of charts. However, frustratingly, there's no option for a standard timeline chart. To get over this hurdle, I use a basic line chart to ...

Have you ever come across a Wall Street Journal chart and thought, “Wow, I wish I could create something that polished”? Whether you’re preparing for a big presentation, crafting a report, or simply ...