subset – Subset a factor Description Subset forms a new model term from an existing factor by selecting a subset of its levels. Usage Subset(f, x) Arguments f A factor in the data x A character or numeric vector of levels to select. See the prune argument to asreml. Updated on June 22, 2021 Was this article helpful? Yes No Related Articles wolfinger – Growth curve study on rats wheat – Wheat variety trial wald.asreml – Wald test constructor for asreml objects wald – Wald statistics method vpt.char – Variance parameter type codes vpredict – Functions of variance parameters