TeamsHalf {Lahman}

TeamsHalf table

Description

Split season data for teams

Usage

data(TeamsHalf)

Format

A data frame with 52 observations on the following 10 variables.

yearID

Year

lgID

League; a factor with levels AL NL

teamID

Team; a factor

Half

First or second half of season

divID

Division

DivWin

Won Division (Y or N)

Rank

Team's position in standings for the half

G

Games played

W

Wins

L

Losses

Source

Lahman, S. (2021) Lahman's Baseball Database, 1871-2020, 2020 version, https://www.seanlahman.com/baseball-archive/statistics/

Examples

# 1981 season team data split into half seasons
data(TeamsHalf)
library("dplyr")

# List standings with winning percentages by
# season half, league and division
TeamsHalf %>%
   group_by(Half, lgID, divID) %>%
   mutate(WinPct = round(W/G, 3)) %>%
   arrange(Half, lgID, divID, Rank) %>%
   select(Half, lgID, divID, Rank, teamID, WinPct)