[問題] table()函數問題
[問題類型]:
程式諮詢(我想用R 做某件事情,但是我不知道要怎麼用R 寫出來)
[軟體熟悉度]:
新手
[問題敘述]:
假設資料是T,A<-table(T),b<-cumsum(A)/sum(A),希望把A用來分類的factor取出來,
當成一個向量a,把a和b組成2*10的矩陣,因為後續計算會用的到,求高手指教
[程式範例]:
例如:T<-c(1:10)
希望達成
[,1] [,2] [,3] [,4] [,5] [,6] [,7] [,8] [,9] [,10]
[1,] 1 2 3 4 5 6 7 8 9 10
[2,] 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1.0
以上的效果
[環境敘述]:
win 7/R3.3.1
[關鍵字]:
table(),cumsum(),sum()
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