Prepare a freqnecy distribution by Inclusive Method taking class interval of 7 from the following data:
28,17,15, 22, 29, 21, 23, 27,18,12, 7,2, 9, 4, 6,1, 8, 3,10, 5,20,16,12, 8, 4, 33, 27, 21,15,9, 3, 36, 27,18, 9,2,4,6,32,31,29,18,14,13,15,11,9,7,1,5,37,32, 28,26, 24,20,19,25,19,20.
