Empirical Moments

Description

Calculates the first four empirical moments (mean, variance, skewness, kurtosis) of a numeric vector.

Usage

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Arguments

x

(numeric) vector containing the data set.

Value

Named vector of length 4 containing mean, variance, skewness and kurtosis (in this order).

Author(s)

Martin Becker martin.becker@mx.uni-saarland.de

See Also

PearsonDS-package

Examples

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## Generate sample with given (theoretical) moments
DATA <- rpearson(25000,moments=c(mean=1,variance=2,skewness=1,kurtosis=5))
## Calculate corresponding empirical moments
empMoments(DATA)