Box plots present the same data in a different way and can be used to make comparisons between two similar datasets. Add an additional column, if not provided, to the grouped frequency table. Label ...

The Box Plot shows the minimum, maximum, and quartiles of the attribute that it is monitoring. This attribute can be named in a bucket that is dropped on the box plot or can be one of the states of a ...

Last week’s post, “A Histogram is NOT a Bar Chart ”, explained that bar charts were used for comparing categorical variables and that histograms were used to show the distributions of binned ...

Excel has so many charts that the best one for the job is often easy to miss. You might instinctively reach for the familiar column chart, but that can cause more problems than it solves by obscuring ...

A box plot is a schematic representation of a distribution. The vertical lines in the box mark the 25th, 50th, and 75th percentiles of the data. The pth percentile of a distribution is the value such ...