Complete the following steps to create a bar chart that displays a function of a continuous variable, grouped by the values of a categorical variable, and clustered by the values of another categorical variable. If your data are arranged differently, go to Choose a bar chart.
In the following worksheet, LightOutput is the continuous variable and contains light output measurements. Temperature and GlassType are the categorical variables and indicate the temperature level and glass type for each light output measurement. The graph shows the mean light output for each combination of glass type and temperature level. Temperature is the outermost variable on the axis.