Qgh_deriv {gk} | R Documentation |
g-and-h Q derivative
Description
Derivative of the g-and-h Q function.
Usage
Qgh_deriv(
z,
A,
B,
g,
h,
c = 0.8,
getR = FALSE,
type = c("generalised", "tukey")
)
Arguments
z |
A vector of normal quantiles. |
A |
Vector of A (location) parameters. |
B |
Vector of B (scale) parameters. Must be positive. |
g |
Vector of g parameters. |
h |
Vector of h parameters. Must be positive. |
c |
Vector of c parameters. Often fixed at 0.8 which is the default. |
getR |
When |
type |
Can be "generalised" (default) or "tukey". |
Value
The derivative of the g-and-h Q function at p.
[Package gk version 0.6.0 Index]