A time graph is a line graph which shows you data that has been collected over a period of time. There is a title which tells you what the data in the time graph is about. The horizontal (X ...

A line graph is used to spot trends in data over time. In order to produce a line graph, data is required. The data often comes in the form of a table. A student recorded how much time they spent ...

Figure 1: A Graph showing grades achieved against the time spent on an essay. Credit: Technology Networks. Given the data shown in Figure 1, suppose we wanted to estimate a score for someone who had ...