You should always look at the scale on a time graph. The scale may go up in ones or count in steps. It might not show every number. For example, on this graph, the vertical axis goes up in steps ...

Learn about line graphs with this BBC Bitesize Maths article. For students between the ages of 11 and 14. ... Draw the vertical scale and number it in regular intervals.

Graphs that are not drawn to scale mislead the reader. This post shows another example of a graph where the visual representation of the numbers is not proportional to the numbers themselves.

Figure 5 shows a line graph where the tick marks are not spaced evenly and do not appear to be an easily recognizable non-linear scale. It shows how easily our eyes can pick up this kind of ...

The data look very different when plotted on what is called a logarithmic scale. In a typical graph, values on the (vertical) y-axis are plotted linearly: 1, 2, 3, and so on, or 10, 20, 30, or the ...