Question

Type of random varial of number of black cards from an ordinary deck of cards

Answer 1

The number of black cards can be, 0,1,2,3,.....,26. Clearly, this is a set of finite or a countable number of possible values. Therefore, the random variable of number of black cards from an ordinary deck of cards is Discrete.

If the random variable $X$ denotes the number of black cards from an ordinary deck of cards, then $X$ is a discrete random variable.