There is no correlation between Wins and Cost and there are no clusters. The values are standardized.
Wins Cost
Aghanim'S Shard 4.166933 -1.143062
Aghanim'S Scepter 3.697690 0.683091
Phase Boots 3.036916 -1.077842
Magic Wand 1.761389 -1.762650
Mask Of Madness 1.326495 -0.898488
Echo Sabre 0.933405 -0.425645
Bracer 0.736316 -1.726779
Daedalus 0.908754 1.270069
Harpoon 0.536993 0.878750
Boots Of Bearing 0.520825 0.732006
Crystalys 0.287362 -0.816963
Tranquil Boots -0.016330 -1.452856
Power Treads 0.012606 -1.143062
Meteor Hammer 0.396834 -0.490864
Blade Mail -0.099150 -0.686524
Solar Crest -0.015843 -0.474560
Arcane Boots -0.160530 -1.208282
Eul'S Scepter Of Divinity -0.147368 -0.344120
Drum Of Endurance -0.244933 -0.947403
Assault Cuirass -0.083534 1.286374
Monkey King Bar -0.213634 1.139629
Black King Bar -0.258268 0.585262
Orb Of Corrosion -0.329650 -1.452856
Lotus Orb -0.302988 0.454822
Force Staff -0.356331 -0.621304
Pipe Of Insight -0.348148 0.145028
Vladmir'S Offering -0.331422 -0.458255
Sange And Yasha -0.346313 0.617871
Hand Of Midas -0.433021 -0.621304
Silver Edge -0.416365 1.498338
Glimmer Cape -0.434651 -0.653914
Skull Basher -0.431566 -0.181071
Desolator -0.434247 0.226553
Shadow Blade -0.499309 -0.099546
Satanic -0.439884 1.237459
Nullifier -0.443497 1.025495
Boots Of Travel -0.471703 -0.425645
Rod Of Atos -0.511395 -0.588694
Abyssal Blade -0.505520 2.069011
Heaven'S Halberd -0.529762 0.259163
Blink Dagger -0.528792 -0.588694
Crimson Guard -0.522267 0.373297
Soul Ring -0.552966 -1.531120
Guardian Greaves -0.521215 1.237459
Moon Shard -0.530285 0.552652
Heart Of Tarrasque -0.536285 1.270069
Shiva'S Guard -0.539659 1.107020
Wraith Band -0.570399 -1.726779
Linken'S Sphere -0.547386 0.943970
Spirit Vessel -0.564707 -0.243029
Refresher Orb -0.564134 1.204849
Vanguard -0.584188 -0.947403
Scythe Of Vyse -0.577674 1.563558
Orchid Malevolence -0.587613 0.210248
Battle Fury -0.598366 0.637437
Aeon Disk -0.590871 -0.099546
Gleipnir -0.600347 1.628778