There is no correlation between Wins and Cost and there are no clusters. The values are standardized.
Wins Cost
Aghanim'S Scepter 3.022652 0.509956
Aghanim'S Shard 2.622757 -1.150889
Bloodstone 2.332982 0.628588
Power Treads 1.376237 -1.150889
Bracer 0.865135 -1.681766
Blade Mail 0.920577 -0.735677
Magic Wand 0.646299 -1.714389
Sange And Yasha 0.972105 0.450640
Vanguard 0.292455 -0.972941
Arcane Boots 0.353433 -1.210204
Black King Bar 0.387739 0.420982
Heart Of Tarrasque 0.462055 1.043799
Crimson Guard 0.156216 0.228206
Phase Boots -0.023783 -1.091573
Eternal Shroud -0.124383 -0.142518
Lotus Orb -0.177488 0.302351
Pipe Of Insight -0.255599 0.020600
Null Talisman -0.416602 -1.681766
Assault Cuirass -0.336962 1.058628
Shiva'S Guard -0.416756 0.895510
Heaven'S Halberd -0.669309 0.124403
Soul Ring -0.708572 -1.503818
Eul'S Scepter Of Divinity -0.688396 -0.424269
Boots Of Travel -0.624195 -0.498414
Glimmer Cape -0.696881 -0.706019
Radiance -0.669021 1.014141
Abyssal Blade -0.668510 1.770419
Linken'S Sphere -0.701201 0.747220
Octarine Core -0.723444 0.747220
Wind Waker -0.751045 2.066998
Kaya And Sange -0.759495 0.450640
Veil Of Discord -0.831488 -1.076744
Skull Basher -0.814876 -0.275979
Guardian Greaves -0.801694 1.014141
Satanic -0.843750 1.014141
Boots Of Travel 2 -0.851362 0.687904
Nullifier -0.855829 0.821365