There is no correlation between Wins and Cost and there are no clusters. The values are standardized.
Wins Cost
Power Treads 3.435685 -1.278639
Black King Bar 2.993703 0.323035
Daedalus 2.577614 0.957661
Mask Of Madness 1.417416 -1.051987
Echo Sabre 0.868153 -0.613793
Blink Dagger 1.130273 -0.764894
Harpoon 1.744486 0.595018
Bracer 0.426322 -1.819582
Aghanim'S Shard 0.892340 -1.278639
Magic Wand 0.196869 -1.852824
Aghanim'S Scepter 0.599498 0.413696
Satanic 0.765673 0.927441
Sange And Yasha 0.507853 0.353256
Monkey King Bar 0.135007 0.836780
Crystalys -0.299341 -0.976436
Silver Edge -0.103042 1.169203
Assault Cuirass -0.086316 0.972771
Phase Boots -0.357929 -1.218198
Swift Blink -0.203748 1.985150
Shadow Blade -0.574788 -0.311590
Overwhelming Blink -0.440325 1.985150
Boots Of Travel -0.481064 -0.613793
Heart Of Tarrasque -0.497992 0.957661
Blade Mail -0.574344 -0.855555
Boots Of Bearing -0.514894 0.459027
Bloodthorn -0.530202 1.803829
Arcane Boots -0.571615 -1.339079
Pipe Of Insight -0.548247 -0.084938
Solar Crest -0.569039 -0.659123
Moon Shard -0.550681 0.292815
Vladmir'S Offering -0.577868 -0.644013
Abyssal Blade -0.580632 1.698058
Tranquil Boots -0.640028 -1.565731
Skull Basher -0.619231 -0.387141
Crimson Guard -0.610560 0.126604
Linken'S Sphere -0.616087 0.655458
Drum Of Endurance -0.636753 -1.097317
Orchid Malevolence -0.651582 -0.024498
Hand Of Midas -0.661793 -0.795115
Guardian Greaves -0.627794 0.927441
Nullifier -0.643340 0.731009
Heaven'S Halberd -0.652594 0.020833
Butterfly -0.638656 0.882110
Armlet Of Mordiggian -0.658735 -0.628903
Lotus Orb -0.646343 0.202154
Desolator -0.662650 -0.009388
Boots Of Travel 2 -0.662676 0.595018