[R] Nested structure data simulation

[Jeff Newmiller]

Wouldn't the students/teachers/schools be enumerated and the properties you are studying be random/correlated according to the enumerated values?

On May 18, 2019 6:57:06 AM PDT, varin sacha via R-help <r-help using r-project.org> wrote:
>Dear R-Experts,
>
>In a data simulation, I would like a balanced distribution with a
>nested structure for classroom and teacher (not for school). I mean 50
>pupils belonging to C1, 50 other pupils belonging to C2, 50 other
>pupils belonging to C3 and so on. Then I want the 50 pupils belonging
>to C1 with T1, the 50 pupils belonging to C2 with T2, the 50 pupils
>belonging to C3 with T3 and so on. The school don’t have to be nested,
>I just want a balanced distribution, I mean 60 pupils in S1, 60 other
>pupils in S2 and so on. 
>Here below the reproducible example. 
>Many thanks for your help.
>
>##############
>set.seed(123)   
># Génération aléatoire des colonnes 
>pupils<-1:300   
>classroom<-sample(c("C1","C2","C3","C4","C5","C6"),300,replace=T)  
>teacher<-sample(c("T1","T2","T3","T4","T5","T6"),300,replace=T)  
>school<-sample(c("S1","S2","S3","S4","S5"),300,replace=T)     
>##############
>
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-- 
Sent from my phone. Please excuse my brevity.