L6mfttrsylorrec L6mfttrsylorrec 29-03-2017 Mathematics contestada Approximately what is the mean of this set of data? 42, 48, 44, 45, 41, 39, 45, 49, 47, 44, 40, 51, 49 A) 51 B) 39 C) 47 D) 45