In a survey, 20 people were asked how many magazines they had purchased during the previous year. The
results are shown below. Construct a histogram to represent the data. Use 4 classes with a class width of 10, and
begin with a lower class limit of -0.5. What is the approximate amount at the center? 
Definitions:
Purchase Requisition
A document generated by a company department to request that the purchasing department procure a specific quantity of goods or services.
Department Manager
An individual who is responsible for overseeing the operations and personnel of a specific department within an organization.
Merchandise Needs
The requirements for goods and products a business needs to buy for resale or for operational purposes.
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