Encyclopedia > Discrete random variable

Article Content

Discrete random variable

A random variable is discrete if the set of all possible values that it can assume is finite or countably infinite.

The probability that a discrete random variable will take any particular value is given by the probability mass function.

All Wikipedia text is available under the terms of the GNU Free Documentation License

Search Encyclopedia

Search over one million articles, find something about almost anything!

Featured Article

Quadratic formula

... equivalent to <math>x^2+\frac{b}{a}x=-\frac{c}{a}.</math> The equation is now in a form in which we can conveniently complete the square[?]. To "complete ...