A student was interested in the cigarette smoking habits of college students and collected data from an unbiased random sample of students. The data is summarized in the following table: 
What type of chart best represents relative class frequencies?
Definitions:
Price Leadership
A situation in which one company, the price leader, sets the price of goods or services within its market and other companies in the sector follow suit.
Sticky Prices
A situation where prices of goods and services are slow to change in response to changes in supply and demand or economic conditions.
Oligopoly Markets
Market structures characterized by a small number of large firms that dominate the market, leading to a high concentration of market power.
Highly Differentiated Products
Products that are distinctly different from others in the same market, often due to quality, design, or functionality, allowing them to stand out to consumers.
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