There is no correlation between Wins and Cost and there are no clusters. The values are standardized.
Wins Cost
Blink Dagger 3.284761 -0.517421
Bloodstone 2.512989 0.684746
Aghanim'S Scepter 2.032817 0.572916
Aghanim'S Shard 1.945538 -0.992696
Bracer 1.092678 -1.493133
Arcane Boots 1.046434 -1.048611
Shiva'S Guard 1.583150 0.936362
Phase Boots 0.877886 -0.936782
Magic Wand 0.598510 -1.523886
Eul'S Scepter Of Divinity 0.488644 -0.307741
Black King Bar 0.022830 0.489044
Boots Of Travel -0.134085 -0.377634
Veil Of Discord -0.413941 -0.922803
Pipe Of Insight -0.320947 0.111620
Wind Waker -0.243359 2.040678
Bottle -0.415215 -1.398078
Overwhelming Blink -0.374863 2.026700
Eternal Shroud -0.448228 -0.042146
Radiance -0.454157 1.048192
Lotus Orb -0.496436 0.377215
Daedalus -0.465171 1.076149
Null Talisman -0.562167 -1.493133
Heart Of Tarrasque -0.484075 1.076149
Blade Mail -0.596769 -0.601293
Tranquil Boots -0.609271 -1.258291
Kaya And Sange -0.561037 0.517002
Octarine Core -0.559194 0.796575
Guardian Greaves -0.576782 1.048192
Linken'S Sphere -0.581753 0.796575
Refresher Orb -0.598625 1.020234
Power Treads -0.638830 -0.992696
Crystalys -0.645170 -0.713123
Soul Ring -0.654348 -1.325389
Scythe Of Vyse -0.643143 1.327765
Crimson Guard -0.646165 0.307321
Vanguard -0.679810 -0.824952
Aether Lens -0.668624 -0.503442
Force Staff -0.677704 -0.545378
Boots Of Travel 2 -0.664636 0.740661
Ethereal Blade -0.671732 0.824533