BAR GRAPHS
Bar graphs are very simple to understand. Bar charts are one way of showing the information from a frequency table. So, before creating a bar graph, most of the time we have a frequency table. A frequesncy table shows us the objcts and votes (numbers) to be used for the bar graph.
The following links can help you out to understand bar graphs better:
Reading bar graphs
Graph games
Using bar graphs
The following links can help you out to understand bar graphs better:
Reading bar graphs
Graph games
Using bar graphs