Tableau Box and Whisker plot help to show the distribution of values along the axis. In Box and Whisker plot, Box represents the middle data, i.e., the values between the first quartile, second quartile (median), and third quartile. The Whiskers, called lines, display all points between the lowest first quartile value and the highest upper quartile value.
Create a Tableau Box and Whisker plot Example
This article uses the superstore Excel file to build the Tableau Box and Whisker plot. Drag and drop the Sub-Category dimension to the columns shelf.
Next, drop the Sales measure into the row shelf. By default, the Aggregated sum was assigned and, based on the data, displayed the bar chart.
Drag the Order Data from the Order section to the Details section. Here, you have to select the MONTH.
Let me convert the bar chart to Tableau Box and Whisker plot. To do so, please select Circle from the Marks section.
As you can see, we are a step closer to the actual chart.
Right-click on the Sales Y-axis and select Add Reference Line option to Tableau to add reference lines.
It opens the Add Reference Line, Band window. Please select the Box plot tab, leave the default settings and click the Ok button. Use the formatting section to format the fill color, borderline size, or whisker lines.
Now, you can see the Tableau Box and Whisker plot.