Visualization methods enhance our understanding of sample data and help us make comparisons across samples. Box plots are a simple but powerful graphing tool that can be used in place of histograms to ...

Forbes contributors publish independent expert analyses and insights. I help people communicate data clearly with graphs. Last week’s post, “A Histogram is NOT a Bar Chart ”, explained that bar charts ...

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 ...

Bar charts and box plots are omnipresent in the scientific literature. They are typically used to visualize quantities associated with a set of items. Representing the data accurately, however, ...

Microsoft Excel, a spreadsheet and data analysis program, is available as a stand-alone program or as a component of the Microsoft Office productivity suite. Excel 2007 included a number of new ...