hitters: Baseball data (corrected)

In bgreenwell/treemisc: Data Sets and Functions to Accompany "Tree-Based Methods for Statistical Learning in R"

Baseball data (corrected)

Description

Major League Baseball data from the 1986 and 1987 seasons.

Format

A data frame with 322 observations of major league players on the following 20 variables.

AtBat

Number of times at bat in 1986.

Hits

Number of hits in 1986.

HmRun

Number of home runs in 1986.

Runs

Number of runs in 1986.

RBI

Number of runs batted in in 1986.

Walks

Number of walks in 1986.

Years

Number of years in the major leagues.

CAtBat

Number of times at bat during his career.

CHits

Number of hits during his career.

CHmRun

Number of home runs during his career.

CRuns

Number of runs during his career.

CRBI

Number of runs batted in during his career.

CWalks

Number of walks during his career.

League

A factor with levels A and N indicating player's league at the end of 1986.

Division

A factor with levels E and W indicating player's division at the end of 1986.

PutOuts

Number of put outs in 1986.

Assists

Number of assists in 1986.

Errors

Number of errors in 1986.

Salary

1987 annual salary on opening day in thousands of dollars.

NewLeague

A factor with levels A and N indicating player's league at the beginning of 1987.

Note

This is a corrected version of the Hitters data set based on the corrections listed in Hoaglin and Velleman (1995).

References

James, G., Witten, D., Hastie, T., and Tibshirani, R. (2013) An Introduction to Statistical Learning with applications in R, https://www.statlearning.com, Springer-Verlag, New York.

Hoaglin, D. C. and Velleman, P. F. (1995). A critical look at some analyses ofmajor league baseball salaries. The American Statistician, 49(3):277-285.

See Also

Hitters.

Examples

summary(hitters <-  treemisc::hitters)
plot(log(Salary) ~ Years, data = hitters)

bgreenwell/treemisc documentation built on Oct. 26, 2022, 12:56 a.m.