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c1data
2009 Jul 31
2
how use the subset?
hi ,everyone
I want subtract some dataset by subset.
>From the help running help(subset), ths information is "*subset(airquality,
Day == 1, select = -Temp)* "
while I running my script written as "*g1data<-subset(errdata, fac>12) *"
,it is wrong with the error information "*subset.default(newerrdata,
fac>12),can not find fac*"
and g1 in read from the file as shown below
*errdata<-scan("err.dat",what = list(mon=0,day=0,err=0,fac=0))*
While I changed to *g1data&...