Displaying 1 result from an estimated 1 matches for "stemtec".
Did you mean:
semtec
2002 Aug 22
1
combining output from several operations
...our results of lapply above.
I can't figure that out at all.
> a
CETP x
1 ACEPT 2.521739
2 LaCEPT 1.666667
3 MASTEP 2.442308
4 MMSTEC 1.900000
5 NYCETP 1.875000
6 PETE 1.600000
7 STEMTEC 2.428571
8 Temple/Philadelphia 2.750000
9 TxCETP 2.218182
10 VCEPT 2.222222
> mean(a$x)
[1] 2.162469
> a <- aggregate(faculty$Q8, list(CETP=faculty$CETP), sd)
> mean(a$x)
[1] 1.041506
>
--
Tim Wilson | Visit Sibley online: | Check o...