A cluster chart is like a bar chart except that it clusters several bars into a category and displays each cluster separately from the rest. For example, you could categorize quarterly sales data by ...

Column graphs offer a visual representation of data that allows easy comparison between multiple values. Typically, these columns are uniformly spaced, but there are times you will need to group ...

Simplify your data transformation by skipping complex parsing expressions and instead using Flash Fill and Power Query in Microsoft Excel. Image: IB Photography/Adobe Stock If you work with imported ...