makemissing: Create random missing data

Description Usage Arguments Value Author(s)

View source: R/makemissing.R

Description

Generates missing entries in data.frame/matrix

Usage

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makemissing(data, p = 0.2, cols = 1:ncol(data), rowwise = FALSE,
  nafun = function(x) x)

Arguments

data

data.frame

p

Fraction of missing data in each column

cols

Which columns (name or index) to alter

rowwise

Should missing occur row-wise (either none or all selected columns are missing)

nafun

(Optional) function to be applied on data.frame before return (e.g. na.omit to return complete-cases only)

Value

data.frame

Author(s)

Klaus K. Holst


lava documentation built on May 31, 2017, 2:15 a.m.