kurtosis (kəˈtəʊsɪs) | |
—n | |
statistics platykurtic mesokurtic See also leptokurtic Compare skewness a measure of the concentration of a distribution around its mean, esp the statistic B_{2} = m_{4}/m_{2}² where m_{2} and m_{4} are respectively the second and fourth moment of the distribution around the mean. In a normal distribution B_{2} = 3 | |
[from Greek: curvature, from kurtos arched] |
kurtosis (kər-tō'sĭs) Pronunciation Key
The general form or a quantity indicative of the general form of a statistical frequency curve near the mean of the distribution. |