In this video, we’re going to replace a missing value category like 77, -99, or 999 with NA so that R will ignore it in the analysis. Recoding values as NA tells R that it’s a missing value.
Sociologist. Quantitativist. University of Neuchâtel.
In this video, we’re going to replace a missing value category like 77, -99, or 999 with NA so that R will ignore it in the analysis. Recoding values as NA tells R that it’s a missing value.