makemissing {lava}R Documentation

Create random missing data

Description

Generates missing entries in data.frame/matrix

Usage

makemissing(data, p = 0.2, cols = seq_len(ncol(data)), rowwise = FALSE,
  nafun = function(x) x, seed = NULL)

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)

seed

Random seed

Value

data.frame

Author(s)

Klaus K. Holst


[Package lava version 1.6.2 Index]