| Sample Data Sets |
Baseball Data
The Baseball data set contains performance measures and salary levels for regular hitters and leading substitute hitters in Major League Baseball for the year 1986 (Reichler 1987). There is one observation per hitter.
The following list describes each variable.
- name
- player's name
- no_atbat
- number of times at bat (in 1986)
- no_hits
- number of hits (in 1986)
- no_home
- number of home runs (in 1986)
- no_runs
- number of runs (in 1986)
- no_rbi
- number of runs batted in (in 1986)
- no_bb
- number of bases on balls (in 1986)
- yr_major
- years in the major leagues
- cr_atbat
- career at-bats
- cr_hits
- career hits
- cr_home
- career home runs
- cr_runs
- career runs
- cr_rbi
- career runs batted in
- cr_bb
- career bases on balls
- league
- player's league at the end of 1986
- division
- player's division at the end of 1986
- team
- player's team at the end of 1986
- position
- positions played (in 1986)
- no_outs
- number of putouts (in 1986)
- no_assts
- number of assists (in 1986)
- no_error
- number of errors (in 1986)
- salary
- salary, in thousands of dollars (in 1986)
The position variable in the Baseball data set is encoded as follows:
| 13 | first base, third base | CS | center field, shortstop |
| 1B | first base | DH | designated hitter |
| 1O | first base, outfield | DO | designated hitter, outfield |
| 23 | second base, third base | LF | left field |
| 2B | second base | O1 | outfield, first base |
| 2S | second base, shortstop | OD | outfield, designated hitter |
| 32 | third base, second base | OF | outfield |
| 3B | third base | OS | outfield, shortstop |
| 3O | third base, outfield | RF | right field |
| 3S | third base, shortstop | S3 | shortstop, third base |
| C | catcher | SS | shortstop |
| CD | center field, designated hitter | UT | utility |
| CF | center field |
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