Which of the following are examples of random Variables? a. The number of comput

Question

Which of the following are examples of random Variables?

a. The number of computers sold per day by a local Best Buy store

b. The number of pages in a mystery novel at a book store

c. The time it takes an employee to travel to work

d. All of the above

e. None of the above

Which of the following statements is true about random variables?

a. A random variable can be discrete or continuous

b. Is associated with processes that produce outcomes

c. Can have probability distributions for the variables

d. All of the above is true

e. None of the above is true

Explanation / Answer

The answer to first question is D because the number for these is not fixed and may vary

The answer to second question is D as a random variable satisfies all the conditions mentioned

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