freq: Frequency table for categorical variables

In funModeling: Exploratory Data Analysis and Data Preparation Tool-Box

Description

Retrieves the frequency and percentage for input

Usage

freq(data, input = NA, plot = TRUE, na.rm = FALSE, path_out)

Arguments

data	input data containing the variable to describe
input	string input variable (if empty, it runs for all numeric variable), it can take a single character value or a character vector.
plot	flag indicating if the plot is desired, TRUE by default
na.rm	flag indicating if NA values must be included in the analysis, FALSE by default
path_out	path directory, if it has a value the plot is saved

Value

vector with the values scaled into the 0 to 1 range

Examples

freq(data=heart_disease$thal)
freq(data=heart_disease, input = c('thal','chest_pain'))

Example output

Loading required package: Hmisc
Loading required package: lattice
Loading required package: survival
Loading required package: Formula
Loading required package: ggplot2

Attaching package: 'Hmisc'

The following objects are masked from 'package:base':

    format.pval, units

funModeling v.1.7 :)
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   var frequency percentage cumulative_perc
1    3       166      54.79           54.79
2    7       117      38.61           93.40
3    6        18       5.94           99.34
4 <NA>         2       0.66          100.00
  thal frequency percentage cumulative_perc
1    3       166      54.79           54.79
2    7       117      38.61           93.40
3    6        18       5.94           99.34
4 <NA>         2       0.66          100.00

  chest_pain frequency percentage cumulative_perc
1          4       144      47.52           47.52
2          3        86      28.38           75.90
3          2        50      16.50           92.40
4          1        23       7.59          100.00

[1] "Variables processed: thal, chest_pain"

funModeling documentation built on July 1, 2020, 5:40 p.m.