Binomial . A binomial probability distribution is one in which there are only two ... is depicted by a bell-shaped curve with an uninterrupted line covering all values across its probability function.

P. Vellaisamy, Abraham P. Punnen, On the Nature of the Binomial Distribution, Journal of Applied Probability, Vol. 38, No. 1 (Mar., 2001), pp. 36-44 Free online reading for over 10 million articles ...

Kernel Density Estimation: Non-parametrically estimating the probability density function from data using kernel functions, enabling flexible adaptation to complex distributions.