There is no correlation between Wins and Cost and there are no clusters. The values are standardized.
Wins Cost
Radiance 3.738606 0.737561
Black King Bar 2.481574 0.160983
Blink Dagger 1.940741 -0.876857
Phase Boots 1.686379 -1.309290
Assault Cuirass 1.726571 0.780804
Bloodthorn 1.468204 1.573598
Soul Ring 0.842033 -1.710011
Sange And Yasha 0.835998 0.189812
Aghanim'S Shard 0.817442 -1.366947
Power Treads 0.410813 -1.366947
Abyssal Blade 0.270539 1.472697
Manta Style 0.149885 0.478101
Boots Of Travel 0.108828 -0.732712
Swift Blink 0.066712 1.746571
Magic Wand -0.226641 -1.914696
Bracer -0.306276 -1.882984
Overwhelming Blink -0.101837 1.746571
Orchid Malevolence -0.436916 -0.170549
Skull Basher -0.363868 -0.516496
Silver Edge -0.396954 0.968192
Monkey King Bar -0.434422 0.651074
Nullifier -0.499525 0.550173
Butterfly -0.538954 0.694317
Heart Of Tarrasque -0.529665 0.766389
Mjollnir -0.568256 0.997021
Bottle -0.599503 -1.784966
Arcane Boots -0.581826 -1.424605
Eye Of Skadi -0.579187 0.881705
Aghanim'S Scepter -0.575273 0.247470
Shadow Blade -0.662811 -0.444423
Moon Shard -0.565176 0.132154
Linken'S Sphere -0.607432 0.478101
Hand Of Midas -0.660491 -0.905685
Boots Of Travel 2 -0.606646 0.420443
Blade Mail -0.665058 -0.963343
Octarine Core -0.628861 0.478101
Solar Crest -0.654191 -0.775955
Shiva'S Guard -0.657343 0.622245
Battle Fury -0.684794 0.207109
Pipe Of Insight -0.672840 -0.228207
Daedalus -0.683128 0.766389
Lotus Orb -0.687040 0.045668
Satanic -0.689487 0.737561
Desolator -0.679923 -0.156135