Bar graphs are graphical representations of statistical data in the form of strips or bars. This allows viewers to understand the difference between the various parameters of the data at a glance ...

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 ...

If you understand the definition of a mathematical function, a good way to judge it is that any line drawn parallel to the y-axis intersects with the values in the function’s curve only once. The same ...

You can make a bar graph in Excel by first selecting the range of data you want to depict, and then using the dropdown menu to select the desired chart. A bar graph represents the data of an Excel ...

If you’re a biomedical researcher and you’re using bar graphs to plot continuous data, Tracey L. Weissgerber has one word for you: “Stop.” Weissgerber, a physiologist at Mayo Clinic, is on a crusade ...

A new study suggests that the format in which graphs are presented may be biasing people into being too optimistic or pessimistic about the trends the graphs display. Academics from City, University ...