To apply data validation rules to a selected cell or range, head to the "Data" tab on the ribbon, and click the top half of ...

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

You can split cells into columns in Excel using the "Text to Columns" tool, which is a great way to organize lots of data.

Array constants can only contain text in double quotes, plain numbers (no currency symbols or percent signs), or Boolean ...