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 ...

Adding a graph in a spreadsheet is no big deal as long as you know the process. However, do you know that you can make a curved line graph in Excel or Google Sheets? If not, you should check out this ...

Microsoft Excel doesn't always provide everything you need when it generates graphs. For example, by default, your line graph doesn't included a title. However, this doesn't mean you have to go ...

Catherine Falls Commercial/Getty Images Linear regression ... Excel is to double-check that the free plugin Data Analysis ToolPak is installed. This plugin makes calculating a range of statistics very ...

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 ...

How to use the Geography data type to quickly add a map chart in Excel Your email has been sent Most will agree that a picture is worth a thousand words, and where geographical data is concerned, it’s ...