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 ...

A reader need go no further than page two of Leland Wilkinson’s The Grammar of Graphics before reading, “We will also come to realize why a histogram is not a bar chart and why many other graphics ...

When you open Excel and start working with data, you might wonder how to visualize the distribution of your data points. This is where a Histogram Chart comes into play. A Histogram Chart is a type of ...

Continuing our review of the history of jitter and the evolving response to it, we’d arrived at the late 1990s, when more sophisticated analysis methods were necessary to get a good handle on jitter.