May 27, 2024 07:00:00 Beware of dual axis charts. Dual-axis graphs, which have two y-axes, are useful because they allow you to see different data at a glance.

Best practice recommendations are to create a chart placing independent variables on the horizontal, x-axis and dependent variables on the vertical, y-axis. For example, in a chart that displays ...

I blew it! In my post earlier this morning about charts with dual y-axes I picked some miscellaneous data as an illustration. Then I saw a tweet about an article written in October that lays out ...

This type of graph, called a dual bar chart, shows the eye colour of year 7 and year 8 students. Image caption, Using the vertical axis, the frequency of each bar can be read.

For example, if the minimum and maximum values were "2" and "5.5," subtract 2 from 5.5 and divide by 2. Add the resulting 1.75 to 2 to calculate the center value of 3.75.