35 We could show this data in a bar chart, but it would have a lot of bars! We can group them together so that we have fewer categories. When choosing intervals for the data sets make sure that ...

Bar graphs are used to show sets of data in more specific categories. 32 students were asked which season was their favourite. The table shows the results. Construct a bar chart that represents ...

Other times, though, it’s just as simple as reading the data sheet and paying attention ... Far from it, in fact — the smoothly animated bar graph displays alphanumerics look fantastic.