There is no correlation between Wins and Cost and there are no clusters. The values are standardized.
Wins Cost
Aghanim'S Scepter 3.592446 0.463802
Blink Dagger 2.930201 -0.661319
Black King Bar 2.478354 0.377254
Power Treads 1.490793 -1.151756
Magic Wand 1.365795 -1.699892
Aghanim'S Shard 1.410342 -1.151756
Arcane Boots 0.445503 -1.209455
Null Talisman 0.298100 -1.668158
Shiva'S Guard 0.839032 0.838843
Helm Of The Overlord 0.389311 1.733170
Bracer -0.172238 -1.668158
Pipe Of Insight -0.026200 -0.012211
Assault Cuirass -0.017289 0.997513
Boots Of Bearing -0.112504 0.507076
Refresher Orb -0.151633 0.925390
Sange And Yasha -0.214423 0.406104
Helm Of The Dominator -0.417555 -0.444950
Vladmir'S Offering -0.340683 -0.545922
Veil Of Discord -0.473679 -1.079633
Bloodthorn -0.373367 1.790868
Drum Of Endurance -0.445050 -0.978661
Scythe Of Vyse -0.419416 1.242732
Boots Of Travel -0.426947 -0.517073
Crimson Guard -0.469570 0.189734
Phase Boots -0.540847 -1.094058
Linken'S Sphere -0.504551 0.694596
Orchid Malevolence -0.568017 0.045488
Bloodstone -0.537384 0.579199
Overwhelming Blink -0.523026 1.963964
Blade Mail -0.597040 -0.747867
Tranquil Boots -0.607837 -1.425824
Lotus Orb -0.572980 0.261857
Glimmer Cape -0.592346 -0.719017
Heaven'S Halberd -0.604899 0.088762
Bottle -0.614351 -1.570071
Eternal Shroud -0.601875 -0.170882
Guardian Greaves -0.595202 0.954240
Octarine Core -0.601057 0.694596
Kaya And Sange -0.616009 0.406104
Nullifier -0.623494 0.766719
Heart Of Tarrasque -0.611641 0.983089
Butterfly -0.629464 0.910966
Manta Style -0.637305 0.694596