summ: Description of the quantitative variables of a data set

In mlesnoff/rchemo: Dimension reduction, Regression and Discrimination for Chemometrics

Description of the quantitative variables of a data set

Description

Displays summary statistics for each quantitative column of the data set.

Usage

summ(X, nam = NULL, digits = 3)

Arguments

X	A matrix or data frame containing the variables to summarize.
nam	Names of the variables to summarize (vector of character strings). Default to NULL (all the columns are considered).
digits	Number of digits for the numerical outputs.

Value

A dataframe of summary statistics.

Examples

dat <- data.frame(
  v1 = rnorm(10),
  v2 = c(NA, rnorm(8), NA),
  v3 = c(NA, NA, NA, rnorm(7))
  )
dat

summ(dat)
summ(dat, nam = c("v1", "v3"))

mlesnoff/rchemo documentation built on April 15, 2023, 1:25 p.m.