Free preview - This well thought out booklet has been structured to increase in difficulty gradually, beginning with scaffolded intro examples and building up to challenging extension questions that ...

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 ...

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 ...

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 ...

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 ...