How Excel Charts Work A chart has an x-axis range and a y-axis range to show the correlation between two different data sets. The x-axis is the horizontal category line.

Excel 2016's many new features include six new chart types. Here we cover Histogram, Pareto, and Waterfall, which cover statistical, trend, and other relationships.

Naming Basics Best practice recommendations are to create a chart placing independent variables on the horizontal, x-axis and dependent variables on the vertical, y-axis.