Create random missing data
Generates missing entries in data.frame/matrix
makemissing( data, p = 0.2, cols = seq_len(ncol(data)), rowwise = FALSE, nafun = function(x) x, seed = NULL )
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. |
seed |
Random seed |
data.frame
Klaus K. Holst
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