frequency(true):
  0,0,0,1,2,2 -> 0.00-0.50:3.00, 0.50-1.00:0.00, 1.00-1.50:1.00, 1.50-2.00:2.00

frequency(false):
  0,0,0,1,2,2 -> 0.00-0.50:0.50, 0.50-1.00:0.00, 1.00-1.50:0.17, 1.50-2.00:0.33

bins(4):
  0,0,0,1,2,2 -> 0.00-1.00:3.00, 1.00-2.00:3.00

bins(0,1,2,3):
  0,0,0,1,2,2 -> 0.00-1.00:3.00, 1.00-2.00:1.00, 2.00-3.00:2.00