Seudónimo Seudónimo 19-03-2020 Mathematics contestada What is the mean and median for these sets (I know how to do these, I just don't have a calculator, so no need to explain) : 13, 13, 14, 14, 15, 15, 15, 15, 17, 17, 17, 17, 19, 20, 21 7, 7, 8, 8, 8, 8, 8, 8, 8, 8, 9, 9, 9, 11, 11