Quantile-based method

McCulloch quantile-based method.

McCullochParametersEstim(x)

Arguments

x

data used to perform the estimation: vector of length n.

Details

The code is a modified version of function .qStableFit from package fBasics.

Value

numeric of length 4, represening the value of the 4 parameters.

References

McCulloch JH (1986). ``Simple consistent estimators of stable distribution parameters.'' Communications in Statistics-Simulation and Computation, 15(4), pp. 1109--1136.

See also

Estim, IGParametersEstim

Examples

set.seed(333)
x <- rstable(500, 1.3, 0.4, 1, 0)
McCullochParametersEstim(x)
#>     alpha      beta     gamma     delta 
#> 1.2280000 0.3910000 0.9498760 0.0353745