You can see which subject has the highest pretty easy by seeing which bar is the highest.
You can use a bar graph when you are working with numers. :)
It is easier to read because it can be not as cluttered as a bar graph or scatter plot graph.
When you are explaining something that has to do with bar graphs.
observations from reseaches can be shown simultaneously
I use a bar graph to represent my favorite pies, and a pie graph to represent my favorite bars.
BAR GRAPH!
anything you want to put in a bar graph
a picture graph uses pictures to show the point and bar graph use bar lines to show the point.
a bar graph is best used for comparing amounts, a line graph best represents a steadily increasing value. For example prices of a shirt (line graph), or viscosity of liquids (bar graph).
Bar graphs are used when graphing a qualitative independent variable, but a line graph is used when the independent variable is quantitative. Also when you are comparing quantity of objects(bar graph)
Usually a Histogram or Bar Graph.
bar graph