The following is a frequency data set for tests scores in a small class. Construct a cumulative frequency plot displaying the data on your own paper,calculator or StatCrunch. Then describe the graph in a sentence or two.Be sure to communicate in your answer how to create the graph and to include what the cumulative frequencies are.


Test scores:
40-49:1
50-59:2
60-69:2
70-79:7
80-89:9
90-99:5