MLBPitching2011: 2011 Major League Baseball pitching data

In BaylorEdPsych: R Package for Baylor University Educational Psychology Quantitative Courses

Description

Offensive data from some Major League Baseball pitchers in 2011 who were not traded during the season

Usage

data(MLBPitching2011)

Format

A data frame with 642 observations (531 with a Win-Loss Percent [WLP])on the following 44 variables.

Fname

Player's first name

Lname

Player's last name

SO

Strike outs

Year

Year of season

Age

Player's age

Tm

Player's team

Lg

League in which player plays (NL = National League; AL = American League)

G

Games (Regulation length games in which a player plays)

GS

Games started

CG

Complete games

SHO

Shutouts (Games in which a team allows no runs)

GF

Games finished (Games in which a relief pitcher is the last to appear)

W

Wins

L

Losses

WLP

Win-Loss Percentage (WLP = W/(W+L))

SV

Saves

IP

Innings pitched

H

Hits allowed

R

Runs allowed

ER

Earned runs allowed

BB

Walks allowed

ERA

Earned run average (ERA = 9*ER/IP)

ERAP

Adjusted earned run average (ERAP = 100*(lgERA/ERA))

HR

Homeruns allowed

BF

Batters faced

AB

At bats

B1

Singles Allowed

B2

Doubles allowed

B3

Triples allowed

IBB

Intenional walks issued

HBP

Hit by pitch

SH

Sacrifice bunts allowed

SF

Sacrifice flys allowed

GDP

Ground ball double-plays induced

SB

Stolen bases alllowed

CS

Caught stealing

PO

Pickoffs

BK

Balks

WP

Wild pitches

BA

Opponent's batting average (BA = H/AB)

OBP

Opponent's on-base percentage (OBP = (H+BB+HBP)/(AB+BB+HBP+SF))

SLG

Opponent's slugging percentage (SLG = (B1)+(2*B2)+3*B3)+(4*HR)/AB)

OPS

Opponent's on-base plus slugging percentage (OPS = OBP+SLG)

Pit

Pitches thrown (Pit = str+balls thrown)

Str

Strikes thrown

Details

Data from Retrosheet

Author(s)

Thanks to Aaron Baggett for compling the data

Source

The information used here was obtained free of charge from and is copyrighted by Retrosheet. Interested parties may contact Retrosheet at www.retrosheet.org.

Examples

data(MLBPitching2011)

Example output

BaylorEdPsych documentation built on May 1, 2019, 8:21 p.m.