typicalemi8325 typicalemi8325 29-01-2024 Mathematics contestada Three data sets. a = {3, 5, 7, 9, 11, 12, 12} b = {1, 2, 2, 5, 5, 9, 13} c = {2, 5, 8, 9, 12, 13, 17} .Find the mean of each data set.