A survey was administered to 20 active members of a small political action group about how many hours they put into the group\'s activities each week. The results were as follows: 24, 41, 1, 41, 14, 2, 40, 58, 2, 1, 41, 2, 41, 30, 0, 41, 3, 3, 41, 49 Make a grouped frequency table. Solution Frequency [0, 10] 8 [11,20] 1 [21,30] 2 [31,40] 1 [41,50] 7 [50+] 1.