A random variable is said to be discrete if
A)its outcomes are countable.
B)it can assume any real number within a given interval.
C)the rules of probability apply.
D)it can be represented graphically.
E)It represents a qualitative variable.

Question

Quizplus · Accepted Answer

A discrete random variable has outcomes that can be counted and are usually represented by whole numbers or a finite set of values. This is in contrast to a continuous random variable, which can take on any value within a given interval. The other choices (B, C, D, and E) are not specific to discrete random variables and could apply to both discrete and continuous random variables.

A Random Variable Is Said to Be Discrete If