There is no correlation between Wins and Cost and there are no clusters. The values are standardized.
Wins Cost
Power Treads 3.625111 -1.256468
Aghanim'S Shard 2.441800 -1.256468
Diffusal Blade 1.565615 -0.612426
Aghanim'S Scepter 1.831271 0.382912
Magic Wand 0.698583 -1.812686
Black King Bar 0.771980 0.295088
Wraith Band 0.341205 -1.780484
Silver Edge 0.716999 1.114779
Shadow Blade -0.069522 -0.319679
Echo Sabre -0.040393 -0.612426
Orb Of Corrosion 0.021253 -1.534577
Skull Basher 0.157286 -0.392866
Eye Of Skadi 0.293424 1.026955
Harpoon -0.006576 0.558560
Sange And Yasha -0.145637 0.324363
Mage Slayer -0.291368 -0.612426
Monkey King Bar -0.305258 0.792758
Abyssal Blade -0.247307 1.627085
Disperser -0.298216 1.261152
Orchid Malevolence -0.515791 -0.041570
Linken'S Sphere -0.427352 0.617110
Bloodthorn -0.445467 1.729546
Nullifier -0.596210 0.690296
Hand Of Midas -0.731221 -0.788074
Butterfly -0.589552 0.836669
Bracer -0.708954 -1.780484
Phase Boots -0.756859 -1.197919
Moon Shard -0.731531 0.265814
Blink Dagger -0.754158 -0.758799
Radiance -0.802807 0.880581
Boots Of Travel -0.781053 -0.612426
Manta Style -0.806677 0.617110
Octarine Core -0.795068 0.617110
Refresher Orb -0.806661 0.851307
Satanic -0.810890 0.880581