Displaying 1 result from an estimated 1 matches for "myagg2".
Did you mean:
myagg
2007 Jul 31
1
aggregate.data.frame - prevent conversion to factors? show statistics for NA values of "by" variable?
...ew = ifelse(is.na(myby1)==T,"is_na",myby1)
myby2.new = ifelse(is.na(myby2)==T,"is_na",myby2)
str(myby1.new)
str(myby2.new)
mybys=data.frame(mbn1=myby1.new,mbn2=myby2.new , stringsAsFactors =F)
str(mybys)
#
myagg1 = aggregate(x=mydf, by=mybys, FUN='mean')
str(myagg1)
myagg2 = myagg1
myagg2[1:ncol(mybys)] = as.character(unlist(myagg1[1:ncol(mybys)]))
str(myagg2)
myagg1
myagg2
---------------------------------
[[alternative HTML version deleted]]