The question below refers to the following frequency table of quiz scores:
Given the following frequency distribution: 
What is the cumulative frequency of score 6?
Definitions:
Market Price
The current price at which an asset or service can be bought or sold in a given market, determined by supply and demand dynamics.
Firm
A business or company that sells goods or services in an attempt to earn a profit.
Competitive Price-Taker Firm
A business that accepts market prices as given because it has no power to influence them.
Economic Profit
The difference between the total revenue received from the sale of an output and the total opportunity costs of the inputs used.
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