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 ...

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 ...

Two lessons on drawing, interpreting and comparing box plots. Designed for the higher GCSE content. Includes starter task on 3D trig for reminder of previous unit. And has I DO (example), WE DO ...

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 following example uses the flight delay data of the preceding example to illustrate how you can create box plots with various styles of box-and-whisker plots. The following statements create a ...

Before you can interpret the results for the significant main effects you observed in the Type III Tests table, you need to examine the means for the different levels of these effects. Box plots are ...

Make Box Plots ( From Cumulative frequency Graphs) easier to teach and easier for learners to revisit with this practical, ready-to-use resource. Clear explanations, purposeful practice and flexible ...