There is no correlation between Wins and Cost and there are no clusters. The values are standardized.
Wins Cost
Phase Boots 3.338349 -1.018203
Blink Dagger 2.822285 -0.574273
Black King Bar 2.377150 0.491159
Shiva'S Guard 2.488212 0.964684
Hand Of Midas 1.508991 -0.603868
Aghanim'S Shard 1.697765 -1.077393
Bracer 0.398481 -1.607150
Magic Wand 0.376427 -1.639705
Octarine Core 0.979182 0.816708
Sange And Yasha 0.667421 0.520755
Radiance 0.361875 1.083066
Aghanim'S Scepter 0.412578 0.579945
Drum Of Endurance -0.048590 -0.899821
Blade Mail -0.224022 -0.663059
Refresher Orb 0.006638 1.053470
Pipe Of Insight -0.192084 0.091622
Boots Of Travel -0.122371 -0.426296
Overwhelming Blink -0.045469 2.118902
Veil Of Discord -0.518254 -1.003405
Assault Cuirass -0.219343 1.127459
Heart Of Tarrasque -0.330554 1.112661
Heaven'S Halberd -0.454135 0.195206
Shadow Blade -0.508673 -0.130343
Boots Of Bearing -0.389282 0.624338
Lotus Orb -0.443559 0.372778
Arcane Boots -0.511627 -1.136584
Crimson Guard -0.484205 0.298790
Silver Edge -0.492703 1.319828
Glimmer Cape -0.515973 -0.633463
Eternal Shroud -0.522982 -0.071152
Linken'S Sphere -0.534384 0.816708
Eul'S Scepter Of Divinity -0.600611 -0.352308
Vanguard -0.637320 -0.899821
Boots Of Travel 2 -0.577904 0.757517
Scythe Of Vyse -0.603324 1.379019
Guardian Greaves -0.608557 1.083066
Tranquil Boots -0.658988 -1.358549
Power Treads -0.644882 -1.077393
Soul Ring -0.653552 -1.429578
Wind Waker -0.617278 2.133700
Null Talisman -0.665929 -1.607150
Kaya And Sange -0.637914 0.520755
Harpoon -0.640269 0.757517
Spirit Vessel -0.661033 -0.260562
Bottle -0.671136 -1.506526
Bloodstone -0.656957 0.698327
Vladmir'S Offering -0.666358 -0.455891
Meteor Hammer -0.675131 -0.485487