Question

Define a discrete random variable and give an example.

Answer 1

Discrete and Continuous Random Variables: A variable is a quantity whose value changes. A discrete variable is a variable whose value is obtained by counting. ... A discrete random variable X has a countable number of possible values. Example: Let X represent the sum of two dice. Random Variables. A random variable, usually written X, is a variable whose possible values are numerical outcomes of a random phenomenon. There are two types of random variables, discrete and continuous.