Scores_students1=[73,98,98,65.6, 48,98,100,66,54.6, 30,63,70,70,100,0,40,50,90,84,67,73,57,88,70,63,70,52.2, 55,45,40,90,80,20,43,52.2, 95100,94,25,83,45,46.4, 86100100,80,100,96,98,100,68,86,68.6, 90,70,90,74.7, 50100,65,60,81,100,98,100,73,30,66,7,58,53,30,3,36,15,33,1,5,8,10,45,40,26,10,10,3,23,26,13,58,50,23,43,33,20,15]
How to draw the histogram of this set of data, the requirement is bucket_size 7