The scale on the left graph is inappropriate. The numbers go up higher than necessary on both axes. This means the points are squashed into a small part of the graph area and are difficult to read ...

Objectives: To present a grading system of the protection offered by various types of mouthguard, together with an indication of associated ... and custom mouthguards are reviewed. Results: A scale of ...

Presenter 2: Yes, think about values on a scale. They are continuous ... which are two different types of discrete data. The variable that is measured - the dependent variable - is often measured ...