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faux (version 1.2.1)

messy: Simulate missing data

Description

Insert NA or another replacement value for some proportion of specified columns to simulate missing data.

Usage

messy(data, prop = 0, ..., replace = NA)

Value

the messed up table

Arguments

data

the tbl

prop

the proportion of data to mess up

...

the columns to mess up (as a vector of column names or numbers)

replace

the replacement value (defaults to NA)

Examples

Run this code
messy(iris, 0.1, "Species", replace = "NO SPECIES")
messy(iris, 0.5, 1:4)

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