Published Online: 15 JUL 2005
Copyright © 2005 John Wiley & Sons, Ltd
Encyclopedia of Biostatistics
How to Cite
Byers, R. H. 2005. Half-Normal Distribution. Encyclopedia of Biostatistics. 4.
- Published Online: 15 JUL 2005
The half-normal distribution occurs when sampling from a normally distributed population where the signs of the negative observations are lost or are not relevant. This article includes the formulae for the probability density, mean, variance, skewness and kurtosis, and the maximum likelihood estimator of the distribution's parameter.
- maximum likelihood;
- clinical trials