Want to create beautiful animated charts or graphs? Here are the best free online graph and chart maker tools that let you generate animated graphs online. These websites provide a feature to ...

Microsoft Excel is designed to organize and interpret small and large amounts of data. Building a curved graph in Excel based on X and Y data points is fairly simple. You begin by adding the data ...

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 ...

Graphs and charts are fantastic tools for displaying data in an attractive visual format. This can make seeing data at a glance easy, which allows you to spot patterns or anomalies quickly. With the ...

Need to cook up a chart for a Web page? You could do it in Excel and export the result, but there are a few things wrong with that approach. It's needlessly complicated, which is always a good reason ...

I have three values. On the X axis I want the date and time, and on the Y axis I want my reading. My data set looks like this: Code: Date Time Reading 11/30/2011 0934 212 11/30/2011 1252 272 ...

Learn how to make everything from basic line graphs to racing bar charts — all interactive and easily animated — with the echarts4r R package. While I’m mostly settled on ggplot2 for static plots, I’m ...

Graphics are often mistaken for a mere frill in the methodological arsenal of data analysis when in fact they can be one of the simplest and at the same time most powerful methods of communicating ...