[R] Classification by range

Given studentNumbers-10; subjEnglish-sample(-1:100,studentNumbers,replace=TRUE); when subEnglish =0, 'U'     =39, 'F'     =49 'D'     =59, 'C'     =69, 'B'     =79,'A'    

Re: [R] Classification by range

?findInterval subjEnglish-sample(-1:100,studentNumbers,replace=TRUE); grade - c(-Inf, 39, 49, 59, 69, 79, 100) # grade break points let - c(U, F, D, C, B, A, A+)[findInterval(subjEnglish, grade)] cbind(subjEnglish, let) subjEnglish let [1,] 77B [2,] 93A [3,] 52

Re: [R] Classification by range

On Mar 8, 2012, at 3:14 PM, Ajay Askoolum wrote: Given studentNumbers-10; subjEnglish-sample(-1:100,studentNumbers,replace=TRUE); when subEnglish =0, 'U' =39, 'F' =49 'D' =59, 'C' =69, 'B'