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lmomco (version 2.2.5)

cdfwak: Cumulative Distribution Function of the Wakeby Distribution

Description

This function computes the cumulative probability or nonexceedance probability of the Wakeby distribution given parameters ($\xi$, $\alpha$, $\beta$, $\gamma$, and $\delta$) computed by parwak. The cumulative distribution function has no explicit form, but the pdfwak (density) and quawak (quantiles) do.

Usage

cdfwak(x, para)

Arguments

x
A real value vector.
para
The parameters from parwak or vec2par.

Value

Nonexceedance probability ($F$) for $x$.

References

Hosking, J.R.M., 1990, L-moments---Analysis and estimation of distributions using linear combinations of order statistics: Journal of the Royal Statistical Society, Series B, v. 52, pp. 105--124.

Hosking, J.R.M., 1996, FORTRAN routines for use with the method of L-moments: Version 3, IBM Research Report RC20525, T.J. Watson Research Center, Yorktown Heights, New York.

Hosking, J.R.M., and Wallis, J.R., 1997, Regional frequency analysis---An approach based on L-moments: Cambridge University Press.

See Also

pdfwak, quawak, lmomwak, parwak

Examples

Run this code
  lmr <- lmoms(c(123,34,4,654,37,78))
  cdfwak(50,parwak(lmr))

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