invweibull {MortalityLaws} | R Documentation |
Inverse-Weibull Mortality Law
Description
The Inverse-Weibull proves useful for modelling the childhood and teenage years, because the logarithm of h(x) is a concave function. m > 0 is a measure of location sigma > 0 is measure of dispersion
Usage
invweibull(x, par = NULL)
Arguments
x |
vector of age at the beginning of the age classes |
par |
parameters of the selected model. If NULL the default values will be assigned automatically. |
Value
A list of rates and model parameters
Examples
invweibull(x = 1:20)
[Package MortalityLaws version 2.1.3 Index]