models.payne: GammaModel::models.payne

Description Usage Format Source References

Description

Probabilities of death in Payne's age classes A to I, proposed by Payne to represent the ideal kill strategies when attempting to maximise the meat, milk or wool yields from a caprine herd.

Usage

1

Format

A data frame comprising 27 probabilities, across 3 rows and 9 columns.

Source

Data as numeric probabilities was first published by Timpson et al 2018. However, this numeric summary was derived from the original source data resented graphically as survivorship curves in Table 1 of Payne, S., 1973.

References

Modelling caprine age-at-death profiles using the Gamma distribution, Adrian Timpson, Rosalind E. Gillis, Katie Manning and Mark G. Thomas, Journal of Archaeological Science 2018

Payne, S., 1973. Kill-off patterns in sheep and goats: the mandibles from Asvan Kale, Anatolian studies.


UCL/GammaModel documentation built on June 25, 2020, 5:38 a.m.