mmstat.getVar: mmstat.getVar

In HKRbook: Apps and Data for the Book "Introduction to Statistics"

mmstat.getVar

Description

Returns the from a data set a variable from the given type.

Usage

mmstat.getVar(
  dataname = NULL,
  varname = NULL,
  vartype = NULL,
  na.action = stats::na.omit
)

Arguments

dataname	integer: number of data set
varname	integer: number of variable
vartype	character: variable type, one of numeric, binary, ordered, or factor
na.action	function: indicate what should happen when the data contain NAs (default: stats::na.omit)

Value

a variable of the given type

Examples

# make sure that no other data sets are loaded
mmstat.set(datasets=NULL)
mmstat.getDataNames(mmstat.rds("CARS"))
# summary of first numeric variable in first data set in mmstat
str(mmstat.getVar(1, 1, 'numeric'))
# summary of first factor variable in first data set in mmstat
str(mmstat.getVar(1, 1, 'factor'))

HKRbook documentation built on Oct. 6, 2022, 9:06 a.m.