# The function that defines the probability distribution of a continuous random variable is a – 2017

the function that defines the probability distribution of a continuous random variable is a

# The uniform, normal, and exponential distributions

Cumulative density. Equivalently to the above, a discrete random variable can be defined as a random variable whose cumulative distribution function (cdf) increases only by jump discontinuities—that is, its cdf increases only where it “jumps” to a higher value, and is constant between those jumps.