expenditures {robCompositions}R Documentation

Household expenditures data

Description

This data set from Aitchison (1986), p. 395, describes household expenditures (in former Hong Kong dollars) on five commundity groups.

Usage

data(expenditures)

Format

A data frame with 20 observations with the following 5 variables.

housing
housing (including fuel and light)
foodstuff
foodstuff
alcohol
alcohol
tobacco
tobacco
other
other goods (including clothing, footwear and durable goods)

Details

This data set contains household expenditures on five commodity groups of 20 single men. The variables represent housing (including fuel and light), foodstuff, alcohol and tobacco, other goods (including clothing, footwear and durable goods) and services (including transport and vehicles). Thus they represent the ratios of the men's income spent on the mentioned expenditures.

Source

Aitchison, J. (1986) The Statistical Analysis of Compositional Data Monographs on Statistics and Applied Probability. Chapman & Hall Ltd., London (UK). 416p.

Examples

data(expenditures)
## imputing a missing value in the data set using k-nearest neighbor imputation:
expenditures[1,3]
expenditures[1,3] <- NA
impKNNa(expenditures)$xImp[1,3]

[Package robCompositions version 1.3.3 Index]