Create tables of frequencies
You can install tabr from GitHub with:
# install.packages("devtools")
devtools::install_github("gvelasq-r/tabr")# setup
library(dplyr)
library(tabr)
# one-way table of frequencies with totals
mtcars %>% tab(cyl)
#> cyl │ Freq. Percent Cum.
#> ────────────┼───────────────────────────────────
#> 4 │ 11 34.4 34.4
#> 6 │ 7 21.9 56.3
#> 8 │ 14 43.8 100.0
#> ────────────┼───────────────────────────────────
#> Total │ 32 100.0
# two-way table of frequencies (a 2x2 contingency table) with totals
mtcars %>% tab(cyl, gear)
#> │ gear │
#> cyl │ 3 4 5 │ Total
#> ───────────┼─────────────────────────────────┼──────────
#> 4 │ 1 8 2 │ 11
#> 6 │ 2 4 1 │ 7
#> 8 │ 12 0 2 │ 14
#> ───────────┼─────────────────────────────────┼──────────
#> Total │ 15 12 5 │ 32
# flat contingency tables of three (or more) variables
mtcars %>% tab(cyl, gear, am)
#> cyl │ gear am Freq. Percent Cum.
#> ────────────┼───────────────────────────────────────────────────────────
#> 4 │ 3 0 1 3.1 3.1
#> 4 │ 4 0 2 6.2 9.3
#> 4 │ 4 1 6 18.8 28.1
#> 4 │ 5 1 2 6.2 34.3
#> ------------┼-----------------------------------------------------------
#> 6 │ 3 0 2 6.2 40.5
#> 6 │ 4 0 2 6.2 46.7
#> 6 │ 4 1 2 6.2 52.9
#> 6 │ 5 1 1 3.1 56.0
#> ------------┼-----------------------------------------------------------
#> 8 │ 3 0 12 37.5 93.5
#> 8 │ 5 1 2 6.2 99.7
# all tables wider than the R console are automatically wrapped
mtcars %>% tab(cyl, gear, am, vs)
#> cyl │ gear am vs Freq. Percent
#> ────────────┼───────────────────────────────────────────────────────────
#> 4 │ 3 0 1 1 3.1
#> 4 │ 4 0 1 2 6.2
#> 4 │ 4 1 1 6 18.8
#> 4 │ 5 1 0 1 3.1
#> 4 │ 5 1 1 1 3.1
#> ------------┼-----------------------------------------------------------
#> 6 │ 3 0 1 2 6.2
#> 6 │ 4 0 1 2 6.2
#> 6 │ 4 1 0 2 6.2
#> 6 │ 5 1 0 1 3.1
#> ------------┼-----------------------------------------------------------
#> 8 │ 3 0 0 12 37.5
#> 8 │ 5 1 0 2 6.2
#>
#> cyl │ Cum.
#> ────────────┼────────────
#> 4 │ 3.1
#> 4 │ 9.3
#> 4 │ 28.1
#> 4 │ 31.2
#> 4 │ 34.3
#> ------------┼------------
#> 6 │ 40.5
#> 6 │ 46.7
#> 6 │ 52.9
#> 6 │ 56.0
#> ------------┼------------
#> 8 │ 93.5
#> 8 │ 99.7
# ftab() displays only flat contingency tables (here, with two variables)
mtcars %>% ftab(cyl, gear)
#> cyl │ gear Freq. Percent Cum.
#> ────────────┼───────────────────────────────────────────────
#> 4 │ 3 1 3.1 3.1
#> 4 │ 4 8 25.0 28.1
#> 4 │ 5 2 6.2 34.3
#> ------------┼-----------------------------------------------
#> 6 │ 3 2 6.2 40.5
#> 6 │ 4 4 12.5 53.0
#> 6 │ 5 1 3.1 56.1
#> ------------┼-----------------------------------------------
#> 8 │ 3 12 37.5 93.6
#> 8 │ 5 2 6.2 99.8
# tab1() displays one-way tables for each variable
mtcars %>% tab1(cyl, gear)
#> cyl │ Freq. Percent Cum.
#> ────────────┼───────────────────────────────────
#> 4 │ 11 34.4 34.4
#> 6 │ 7 21.9 56.3
#> 8 │ 14 43.8 100.0
#> ────────────┼───────────────────────────────────
#> Total │ 32 100.0
#>
#> gear │ Freq. Percent Cum.
#> ────────────┼───────────────────────────────────
#> 3 │ 15 46.9 46.9
#> 4 │ 12 37.5 84.4
#> 5 │ 5 15.6 100.0
#> ────────────┼───────────────────────────────────
#> Total │ 32 100.0
# tab2() displays two-way tables for all variable combinations
mtcars %>% tab2(cyl, gear, am)
#> │ gear │
#> cyl │ 3 4 5 │ Total
#> ───────────┼─────────────────────────────────┼──────────
#> 4 │ 1 8 2 │ 11
#> 6 │ 2 4 1 │ 7
#> 8 │ 12 0 2 │ 14
#> ───────────┼─────────────────────────────────┼──────────
#> Total │ 15 12 5 │ 32
#>
#> │ am │
#> cyl │ 0 1 │ Total
#> ───────────┼──────────────────────┼──────────
#> 4 │ 3 8 │ 11
#> 6 │ 4 3 │ 7
#> 8 │ 12 2 │ 14
#> ───────────┼──────────────────────┼──────────
#> Total │ 19 13 │ 32
#>
#> │ am │
#> gear │ 0 1 │ Total
#> ───────────┼──────────────────────┼──────────
#> 3 │ 15 0 │ 15
#> 4 │ 4 8 │ 12
#> 5 │ 0 5 │ 5
#> ───────────┼──────────────────────┼──────────
#> Total │ 19 13 │ 32
# ta() is a shortened alias for tab(), inspired by Stata
mtcars %>% ta(gear)
#> gear │ Freq. Percent Cum.
#> ────────────┼───────────────────────────────────
#> 3 │ 15 46.9 46.9
#> 4 │ 12 37.5 84.4
#> 5 │ 5 15.6 100.0
#> ────────────┼───────────────────────────────────
#> Total │ 32 100.0 Please note that this project is released with a Contributor Code of Conduct. By participating in this project you agree to abide by its terms.