ships {MASS}R Documentation

Ships Damage Data

Description

Data frame giving the number of damage incidents and aggregate months of service by ship type, year of construction, and period of operation.

Usage

ships

Format

type
type: "A" to "E"
year
year of construction: 1960-64, 65-69, 70-74, 75-79 (coded as "60", "65", "70", "75")
period
period of operation : 1960-74, 75-79
service
aggregate months of service
incidents
number of damage incidents

Source

P. McCullagh and J. A. Nelder, (1983), Generalized Linear Models. Chapman & Hall, section 6.3.2, page 137


[Package MASS version 7.2-33 Index]