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identifying continuous random variable

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Which of the following is a continuous random variable?
a. Number of Honda Civics sold in a given day at a car dealership.
b. Gallons of gasoline used for a 200-mile trip in a Honda Civic.
c. Miles driven on a particular Thursday by the owner of a Honda Civic.

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This posting provides process to identify a continuous random variable given multiple cases of daily life context.

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Which of the following is a continuous random variable?
a. Number of Honda Civics sold in ...

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