Learn R Programming

LifeHist (version 1.0-1)

GroAgeExp: Class Attribute of LifeHist Exploratory Model Object

Description

To be used by plot.GroAgeExp() to examine the quality of initial parameter values before fitting a growth model.

Usage

GroAgeExp(x, ...)

Arguments

x
An object of class 'GroAgeData'.
m
Character, the specific growth model to be examined, either 'vonBer' (von Bertalanffy), 'schnute1', 'schnute2', or 'schnute3'
unsex.action
Character, optionally, when there are unsexed individual, what to do with these, either 'split' (random assignment of half to males and half to females), 'males' (complete assignment to males), 'females' (complete assignment to females), or 'ignore'.
par
Numeric, the logarithm of the vector of initial parameter values.
distr
Character, the distribution of the data, either 'apnormal' (adjusted profile approximation to the normal likelihood), 'aplnormal' adjusted profile approximation to the lognormal likelihood), 'normal', 'lognormal', or 'gamma'.
x
A list object coming from groageexp().
...
Not used.

Value

A class attribute

Examples

Run this code
#See examples for plot.AgeGroExp()

Run the code above in your browser using DataLab