Free Probability Distributions MCQs with Answers
132 Probability Distributions MCQs from Statistics, each with the correct answer and a written explanation of why it is correct. Free and unlimited, with no account needed.
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132 questions · page 14 of 14
131. Discrete random variable is real valued function defined on a ___________ sample space?
- A. Discrete
- B. Variable
- C. Scale
- D. Non of these
Explanation: A discrete random variable is defined on a discrete sample space, whose outcomes can be listed or counted. This distinguishes it from a continuous random variable associated with an interval of possible values.
Correct answer: Discrete132. Sum of dots when two dice are rolled is____________?
- A. a discrete variable
- B. a continuous variable
- C. a constant
- D. a qualitative variable
Explanation: The sum of two dice can take only the integer values 2 through 12, giving a finite set of possible outcomes. A variable with countable possible values is discrete, not continuous.
Correct answer: a discrete variable