[R] Problems with sample variance

[Ben Bolker]

Chloe Smith wrote:
> 
> 
> [snip]
> 
> what I got was just the variance for the last sample i.e. the 1000th
> sample
> 
> but what I want is 1000 variance.
> 
> 

m=1000;n=15
r<-matrix(rnorm(m*n),nrow=m)
apply(r,1,var)


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