After writing articles on how and why to use bubble charts and overlay charts to display log data, I thought that it would be useful to share with you why you'd want to use a gauge chart and how to ...

Excel spreadsheets can often contain large amounts of data ranging across broad categories. For example, a sales spreadsheet might record sales of products across multiple departments, or within ...

Charts are undeniably powerful tools for communication but with great power comes great responsibility. Chart makers should be careful with their power and ensure they are using proper practices when ...