6. Listed is a series of experiments and associated random variables. In each ca

Question

6. Listed is a series of experiments and associated random variables. In each case, identify the values that the random variable can assume and state whether the random variable is discrete or continuous Experiment a. Take a 20-question examination b. Observe cars arriving at a tollbooth Random Variable (x) Number of questions answered correctly Number of cars arriving at tollbooth for 1 hour c. Audit 50 tax returns d. Observe an employee's work Number of returns containing errors Number of nonproductive hours in an eight-hour workday Number of pounds e. Weigh a shipment of goods

Explanation / Answer

A) The value can be any integer from 0 to 20

It is a discrete variable

B) The value can be any whole number - Discrete variable

C) value can be any integer from 0 to 50 - Discrete variable

D) Value can vary from 0 to 8 - Continous variable

E) Value can be any number above 0 - continous variable

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