Launch Microsoft Excel. To highlight lines in an existing Excel document, click the "File" tab. Click "Open," browse to the spreadsheet and double-click it. Otherwise, Excel opens a new spreadsheet ...

In addition to basic calculation functions, Excel also provides data analysis tools that allow you to find the R2 of two lines with an Excel formula. R2, or R-squared, is the relationship between two ...

You can make a line graph in Excel in a matter of seconds using data already entered into the 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 ...

In this post, we will show you how to Insert a diagonal line to a cell in Microsoft Excel and Google Sheets. Diagonal lines are often used to split a cell to differentiate the headings for the first ...