When data is presented as a list of numbers, it can be difficult to interpret. If it is summarised in a diagram it is easier to draw conclusions and to compare with a different data set. A box plot is ...

In the article of Spriestersbach et al. (4), it was stated that, in contrast to the box, the definition of the so-called “whiskers” in the box plot diagram is not uniform. A diagram designated as 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 ...