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giotot
2009 Apr 25
2
Extracting an object name?
...l now".
The problem is, that the instructor never specified to the students,
what they should name their "lm" object.
So what they created was:
"arbitrary variable name" <- lm(Y~(V1+V2+.... more stuff), learn_data_frame)
Now there are 1500+ files that are named:
"BIOtotals_students_name_class_name_date_other_info..."
"BIOtotals_more_stuff_2.."
"BIOtotal_more-stuff_3
......................
......................
Now I always get this error in the "predict" statement:
Error in UseMethod("predict") : no applicable method for...