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Which of the following random variable that take on only a countable number of possibilities?

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Which of the following random variable that take on only a countable number of possibilities?

(a) Discrete

(b) Non Discrete

(c) Continuous

(d) All of the mentioned

I got this question in an international level competition.

My doubt is from Introduction to Statistical Inference in chapter Statistical Inference and Regression Models of Data Science

1 Answer

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Best answer
Right choice is (a) Discrete

For explanation: Continuous random variable can take any value on some subset of the real line.

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