Also known as a Comma Separated Value file, a comma delimited file is a standard file type that a number of different data-manipulation programs can read and understand, including Microsoft Excel.

Adding a new column to either an entire spreadsheet or just a portion is an easy thing to do in Microsoft Excel. Here's how.

You can add a column in Excel by right-clicking or using the “Insert” option. These features are helpful for adding new data to a spreadsheet.

Remember to add a comma after each argument to move to the next. =GROUPBY (TabFood [Dish], Now, select the cells containing the data to be aggregated, and add another comma: ...