TABLE 2-1
An insurance company evaluates many numerical variables about a person before deciding on an appropriate rate for automobile insurance. A representative from a local insurance agency selected a random sample of insured drivers and recorded, X, the number of claims each made in the last 3 years, with the following results. 
-Referring to Table 2-1, how many drivers are represented in the sample?
Definitions:
Lithium-Ion Battery
A type of rechargeable battery widely used in portable electronics and electric vehicles due to its high energy density.
Consideration Set
A group of brands or products a consumer evaluates as options when making a purchase decision.
Product Class
A broad category of products that serve a similar function or are related in terms of how they are used by consumers.
Acceptable Brands
Brands that consumers perceive as viable options for purchase when making buying decisions.
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