hi !! it is me again sorry but until now i don't found how i can import data form excel to R? i have this message error read.table("c:/TOTAL.xls") V1 1 ÐÏ\021ࡱ Warning message: In read.table("c:/TOTAL.xls") : incomplete final line found by readTableHeader on 'c:/TOTAL.xls' thank you [[alternative HTML version deleted]]