There is no correlation between Wins and Cost and there are no clusters. The values are standardized.
Wins Cost
Power Treads 3.146140 -1.106209
Blink Dagger 3.057873 -0.607880
Aghanim'S Shard 2.338686 -1.106209
Black King Bar 2.142610 0.447405
Bracer 1.476889 -1.630920
Echo Sabre 0.799195 -0.461312
Magic Wand 0.641661 -1.663165
Harpoon 0.977044 0.711227
Aghanim'S Scepter 0.899772 0.535346
Assault Cuirass 0.657266 1.077645
Sange And Yasha -0.083862 0.476719
Phase Boots -0.330557 -1.047582
Moon Shard -0.240082 0.418092
Monkey King Bar -0.350417 0.945735
Orchid Malevolence -0.390033 0.110300
Blade Mail -0.449382 -0.695820
Hand Of Midas -0.475181 -0.637193
Mask Of Madness -0.499967 -0.886358
Bloodthorn -0.443390 1.883766
Silver Edge -0.478539 1.268183
Heart Of Tarrasque -0.451099 1.062988
Orb Of Corrosion -0.509531 -1.384687
Desolator -0.485101 0.124957
Overwhelming Blink -0.460822 2.059647
Heaven'S Halberd -0.507519 0.154271
Shadow Blade -0.548863 -0.168178
Nullifier -0.507231 0.843137
Eternal Shroud -0.532626 -0.109551
Daedalus -0.536341 1.062988
Bottle -0.553589 -1.531254
Boots Of Travel -0.528924 -0.461312
Eul'S Scepter Of Divinity -0.553143 -0.388029
Satanic -0.539684 1.033675
Pipe Of Insight -0.555884 0.051674
Lotus Orb -0.559571 0.330152
Linken'S Sphere -0.552683 0.769854
Octarine Core -0.547262 0.769854
Mage Slayer -0.568321 -0.461312
Vanguard -0.581098 -0.930328
Wraith Band -0.583200 -1.630920
Crystalys -0.577724 -0.813074
Armlet Of Mordiggian -0.582715 -0.475969
Swift Blink -0.572792 2.059647