cluster.datasets (version 1.0-1)

us.sector.profitability.1959.1968: Hartigan (1975) Profitability of U.S. Economic Sectors

Description

The table contains the profit as a percentage of stockholder's equity for various economc sectors for the years 1959 through 1968. This is Table 14.12 in Chapter 14 of Hartigan (1975) on page 266.

Usage

data(us.sector.profitability.1959.1968)

Format

A data frame with 24 observations on the following 12 variables.

code

a character vector for the sector code

sector

a character vector for the sector name

y.1959

a numeric vector for the profits in year 1959

y.1960

a numeric vector for the profits in year 1960

y.1961

a numeric vector for the profits in year 1961

y.1962

a numeric vector for the profits in year 1962

y.1963

a numeric vector for the profits in year 1963

y.1964

a numeric vector for the profits in year 1964

y.1965

a numeric vector for the profits in year 1965

y.1966

a numeric vector for the profits in year 1966

y.1967

a numeric vector for the profits in year 1967

y.1968

a numeric vector for the profits in year 1968

Source

Hartigan, J. A. (1975). Clustering Algorithms, John Wiley, New York. SPAETH2 Cluster Analysis Datasets http://people.sc.fsu.edu/~jburkardt/datasets/spaeth2/spaeth2.html

Details

Hartigan suggests that the direct splitting algorithm be applied to this data set.

References

Hartigan, J. A. (1975). Clustering Algorithms, John Wiley, New York.

Examples

data(us.sector.profitability.1959.1968)