Cumulative Cumulative Frequency Percent Frequency Percent 5 33.3 5 33.3 7 46.7 12 80.0 3 20.0 15 100.0 33 Cumulative Cumulative V Frequency Percent Frequency Percent ----------------------------------------------- C 5 33.3 5 33.3 B 7 46.7 12 80.0 A 3 20.0 15 100.0