Investopedia / Nez Riaz The term "bell curve" is used to describe a graphical depiction of a normal probability distribution whose underlying standard deviations from the mean create the curved ...

A normal distribution, for instance, is depicted by a bell-shaped curve with an uninterrupted line covering all values across its probability function. A discrete probability model is a ...

Exponential Distribution: the probability distribution that describes the time between events in a Poisson process. Normal Distribution: a distribution with density function . It is bell-shaped and ...