2. Araw surveyed people that were standing in a line to vote in an election. One of his questions was "How old are you?" The data set shows the results. {47, 61, 25, 19, 30, 33, 72, 65, 55, 29, 54, 49, 38, 81, 77, 33, 40} Create a stem-and-eaf plot to represent the data set. Include a key.