There is no correlation between Wins and Cost and there are no clusters. The values are standardized.
Wins Cost
Power Treads 3.278703 -1.147037
Aghanim'S Scepter 3.300408 0.459794
Bottle 2.036880 -1.563091
Manta Style 2.317915 0.689342
Magic Wand 0.930621 -1.692211
Bracer 0.624724 -1.660649
Black King Bar 0.417493 0.373714
Daedalus 0.580847 0.976276
Aghanim'S Shard 0.358098 -1.147037
Null Talisman 0.019063 -1.660649
Mage Slayer 0.142738 -0.515782
Witch Blade -0.141883 -0.458395
Linken'S Sphere 0.031438 0.689342
Orchid Malevolence -0.243968 0.043740
Echo Sabre -0.288294 -0.515782
Phase Boots -0.269230 -1.089650
Octarine Core -0.095095 0.689342
Crystalys -0.309153 -0.860102
Kaya And Sange -0.243812 0.402408
Eul'S Scepter Of Divinity -0.404147 -0.444048
Wraith Band -0.430065 -1.660649
Eye Of Skadi -0.271962 1.091049
Harpoon -0.335503 0.631955
Desolator -0.390316 0.058087
Shiva'S Guard -0.343645 0.832809
Boots Of Travel -0.430742 -0.515782
Bloodthorn -0.447815 1.779691
Scythe Of Vyse -0.575769 1.234516
Sange And Yasha -0.604382 0.402408
Nullifier -0.615834 0.761075
Arcane Boots -0.684787 -1.204423
Yasha And Kaya -0.656606 0.402408
Veil Of Discord -0.689485 -1.075303
Monkey King Bar -0.671464 0.861502
Silver Edge -0.677772 1.177130
Wind Waker -0.670741 1.966198
Spirit Vessel -0.703389 -0.355098
Dagon -0.708707 -0.314928
Battle Fury -0.707129 0.419624
Satanic -0.711692 0.947582
Assault Cuirass -0.715542 0.990622