Note: For cell range, drag and select your data set(s). Third quartile : QUARTILE.INC(cell range, 3).First quartile : QUARTILE.INC(cell range,1).How to Create a Box and Whisker Plot in Older Versions of ExcelĪs older versions of Excel (including Excel 2013 and Excel 2016) don’t include a template for the box and whisker chart, creating one is much more difficult.įirst, calculate your quartile values using the following formulae and create a table: For larger data sets, you should use the exclusive interquartile range, and for smaller data sets the inclusive median method is generally more accurate. A box plot will automatically appear: To see the actual values that are summarized in the box plot, click on the plot. If you have an odd number of data points, you can choose to calculate the quartiles by either including or excluding the median. On the Insert tab, go to the Charts group and click the Statistic Chart symbol. This displays a line between the average points of multiple data sets. This displays the mean value as a cross within the chart. After a table summarizing descriptive statistics, the notched box plots appear. Interpreting notched box plots The results are displayed on the new sheet named 'Desc'. This displays outliers (abnormally high or low data points) as circles outside the plot. Follow all the steps that are described in the classical box plots tutorial, but make sure that the notched option is activated in the Charts (1) / Options tab. This displays all individual data points as circles inside the first and third quartiles.
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