Physics can feel inscrutable to students; this lesson helps them understand a graphing problem by analyzing their own ...

Distance-time graphs show distance on the vertical axis and time on the horizontal axis. The gradient of a distance-time graph represents speed because gradient = \( \frac{\text{change in ...

Most people have decades of experience looking at graphs. We see them in television reports, books, magazines, presentations at work, and on the stock market apps on our phones. On the surface, ...

The annual murder counts in New York State and New York City appear in Figure 1. Suppose we are interested in the number of murders in New York State but outside of New York City. We could find that ...