A random variable that can take only a certain specified set of individual possible values-for example, the positive integers 1, 2, 3, . . . For example, stock prices are discrete random variables, ...

"A discrete random variable is one which may take on only a countable number of distinct values and thus can be quantified. For example, you can define a random variable X to be the number which comes ...

**Definition** We say a discrete random variable $$\mathbb{X}$$ is a Bernoulli random variable with parameter $$p$$, or has a Bernoulli distribution with parameter ...