NA is a missing value indicator (Not Available) in the R language.
Possible Duplicate: Set NA to 0 in R I have a data.frame with a column having NA values. I want …
r dataframe naThere are a lot of posts about replacing NA values. I am aware that one could replace NAs in the …
r replace dataframe data.table naI have a data.frame containing some columns with all NA values, how can I delete them from the data.…
r dataframe naI have a dataframe with an NA row: df = data.frame(c("classA", NA, "classB"), t(data.frame(rep("A", 5), …
r naI have a data frame containing (in random places) a character value (say "foo") that I want to replace with …
r dataframe naHere's a simple data frame with a missing value: M = data.frame( Name = c('name', 'name'), Col1 = c(NA, 1) , Col2 = …
r aggregate naI have huge matrix with a lot of missing values. I want to get the correlation between variables. 1. Is the …
r correlation na missing-dataWhat is the fastest way to detect if a vector has at least 1 NA in R? I've been using: sum( …
r naMy question is rather simple. What I want is if A[i]!=NA, then C[i]=A[i], if A[…
r if-statement na