a) What type of graph is this?

b) How would we describe the data represented by this graph?

c) What is the minimum possible data value of the data set?

d) What interval has the highest frequency?

e) What is the class width?

During one shift at a grocery store, the express lane clerk observed customers who violated the "10 items or less" rule for her lane; and she recorded how many items over the limit each violator placed on the conveyor belt. This data is summarized in the graph below. Use the graph to answer the following questions