prim7 {groc}

prim7 Dataset

Description

The data prim7 is a particle physics experiment analyzed by projection pursuit regression in Friedman and Stuetzle (1981). It has 7 variables on 500 observations. The data set is described in Friedman and Tukey (1974).

Format

This data frame contains the following columns:

X1

First variable.

X2

Second variable.

X3

Third variable.

X4

Fourth variable.

X5

Fifth variable.

X6

Sixth variable.

X7

Seventh variable.

References

Friedman and Tukey (1974), A Projection Pursuit Algorithm for Exploratory Data Analysis, IEEE Transactions on Computers (Volume:C-23, Issue: 9)

Friedman, Jerome H.; Stuetzle, Werner (1981), Projection pursuit regression. J. Amer. Statist. Assoc. 76, no. 376, 817–823.

Examples

data(prim7)