



helps students create their own graphs and charts. This online tool can be used to make five kinds of charts and graphs: bar graphs, line graphs, area graphs, pie charts, and XY plots. (Department of Education)






A variable is an object, event, idea, feeling, time period, or any other type of category you are trying to measure. There are two types of variablesindependent and dependent. 






Number of postsecondary institutions 
