Last data update: 2014.03.03
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R: Omitting the rows or columns with missing observations of a...
Omitting the rows or columns with missing observations of a matrix (NA)
Description
In many situations it is required to omit the rows or columns less or greater
with NA of the matrix.
Usage
delete.na(x, alternative=c("less", "greater") )
Arguments
x |
matrix with NA
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alternative |
"less" or "greater"
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Value
Author(s)
Felipe de Mendiburu
Examples
library(agricolae)
x<-c(2,5,3,7,5,NA,8,0,4,3,NA,NA)
dim(x)<-c(4,3)
x
# [,1] [,2] [,3]
#[1,] 2 5 4
#[2,] 5 NA 3
#[3,] 3 8 NA
#[4,] 7 0 NA
delete.na(x,"less")
# [,1]
#[1,] 2
#[2,] 5
#[3,] 3
#[4,] 7
delete.na(x,"greater")
# [,1] [,2] [,3]
#[1,] 2 5 4
Results
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