new.haven.school.scores {cluster.datasets}

Hartigan (1975) Achievement Test Schores, New Haven Schools

Description

The measurements are in years and months of national averages. There are ten months in the school year. At the beginning of fourth grades, the national average score is 4.0. This is Table 5.1 in Chapter 5 of Hartigan (1975) on page 118.

Usage

data(new.haven.school.scores)

Format

A data frame with 25 observations on the following 5 variables.

school

a character vector for the name of the school

reading.4

a numeric vector for the reading scores for fourth grade

arithmetic.4

a numeric vector for the arithmetic scores for fourth grade

reading.6

a numeric vector for for the reading scores for sixth grade

arithmetic.6

a numeric vector for the arithmetic scores for sixth grade

Details

None.

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

References

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

Examples

data(new.haven.school.scores)