search for: acteex

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2010 May 31
1
Replacing NAs with 0 for a list of data frames
...ables. I would like to replace all the NAs with 0 in all the dataframes. Should I have a for loop for every data frame? Below is an extract of how the data looks like. List of 100 $ :'data.frame': 50 obs. of 377 variables: ..$ ACHRPO: int [1:50] NA NA NA NA NA NA NA NA NA NA ... ..$ ACTEEX: int [1:50] NA NA NA NA NA NA NA NA NA NA ... ..$ ACTIML: int [1:50] NA NA NA NA NA NA NA NA NA NA ... ..$ ADENMA: int [1:50] NA NA NA 2 NA NA NA NA NA NA ... $ :'data.frame': 50 obs. of 377 variables: ..$ ACHRPO: int [1:50] NA NA NA NA NA NA NA NA NA NA ... ..$ ACTEEX: int [1:50]...