William Playfair, the father of data visualisation, changed the way we understand information. His bar graphs, pie charts, ...

From the bar graph above, the main points are: Each bar has its own label on the horizontal axis There is a scale on the vertical axis The bars are of equal width ...

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 ...

Click Border and select Solid Line. Then choose a color for the border of the no-filled bar. Close the Format Data Series pane. Click the chart plot area and then click the Design chart tab.

This VU meter uses Nixie tubes as the display. There are a total of fourteen IN-13 bar graph tubes that map out the audio spectrum. The build uses purely hardware for the display; no ...

Far from it, in fact — the smoothly animated bar graph displays alphanumerics look fantastic. What’s cool about this is that he accomplished all this without resorting to custom characters.