There is no correlation between Wins and Cost and there are no clusters. The values are standardized.
Wins Cost
Power Treads 3.473583 -1.278639
Black King Bar 2.964745 0.323035
Daedalus 2.576698 0.957661
Mask Of Madness 1.371068 -1.051987
Echo Sabre 0.910492 -0.613793
Blink Dagger 1.147283 -0.764894
Harpoon 1.687542 0.595018
Bracer 0.411871 -1.819582
Aghanim'S Shard 0.901014 -1.278639
Aghanim'S Scepter 0.624341 0.413696
Magic Wand 0.153706 -1.852824
Sange And Yasha 0.561668 0.353256
Satanic 0.768036 0.927441
Monkey King Bar 0.165552 0.836780
Crystalys -0.297945 -0.976436
Silver Edge -0.091081 1.169203
Assault Cuirass -0.092897 0.972771
Phase Boots -0.356995 -1.218198
Swift Blink -0.226867 1.985150
Shadow Blade -0.567300 -0.311590
Overwhelming Blink -0.421508 1.985150
Boots Of Travel -0.472641 -0.613793
Heart Of Tarrasque -0.472506 0.957661
Blade Mail -0.569825 -0.855555
Bloodthorn -0.514989 1.803829
Boots Of Bearing -0.526119 0.459027
Arcane Boots -0.578976 -1.339079
Pipe Of Insight -0.562462 -0.084938
Moon Shard -0.549362 0.292815
Abyssal Blade -0.571044 1.698058
Solar Crest -0.586623 -0.659123
Vladmir'S Offering -0.594517 -0.644013
Skull Basher -0.617158 -0.387141
Linken'S Sphere -0.610115 0.655458
Tranquil Boots -0.649340 -1.565731
Orchid Malevolence -0.651604 -0.024498
Drum Of Endurance -0.636287 -1.097317
Crimson Guard -0.622865 0.126604
Hand Of Midas -0.662907 -0.795115
Nullifier -0.644344 0.731009
Guardian Greaves -0.637666 0.927441
Heaven'S Halberd -0.656831 0.020833
Butterfly -0.639504 0.882110
Armlet Of Mordiggian -0.658804 -0.628903
Lotus Orb -0.652783 0.202154
Desolator -0.662655 -0.009388
Boots Of Travel 2 -0.661077 0.595018