To approximate the width of a class in the creation of a bar chart,we may use this formula: 
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Definitions:
Market Price
The price at which a good or service is offered in the marketplace, determined by supply and demand.
Economic Profit
The difference between the total revenue received from the sale of an output and the total opportunity costs of the inputs used.
Average Variable Cost
The total variable costs (costs that change with the level of output) divided by the quantity of output produced.
Economic Loss
A situation where total costs exceed total revenues, resulting in a negative profit for a business or economy.
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