Displaying 1 result from an estimated 1 matches for "dataf2".
Did you mean:
data2
2008 Sep 15
1
randomly sample within clustered data?
...151.8044 2
17 103 f 155.4976 4
18 103 m 150.0423 1
19 103 f 146.0487 5
20 103 m 154.6651 7
>
Here's the R code I wrote that obviously does not work:
sapply(split(Dataf, Dataf$id), sample, size=2)
I would prefer a data frame (i.e., Dataf2) as the final output and it
should look something like this:
> Dataf2
id sex weight attitude
1 100 m 146.5064 6
2 100 m 144.7218 7
3 101 m 147.9071 4
4 101 m 154.4634 1
5 102 m 153.2719 5
6 102 m 148.9821 5
7 103 f...