There is no correlation between Wins and Cost and there are no clusters. The values are standardized.
Wins Cost
Power Treads 3.784353 -1.285520
Armlet Of Mordiggian 2.167872 -0.642311
Bracer 1.392054 -1.821028
Manta Style 1.856690 0.629148
Aghanim'S Shard 1.718900 -1.285520
Echo Sabre 1.030402 -0.627353
Magic Wand 0.615889 -1.853937
Heart Of Tarrasque 1.137937 0.928315
Black King Bar 0.457229 0.300064
Assault Cuirass 0.451850 0.943273
Sange And Yasha 0.233891 0.329981
Orchid Malevolence -0.064399 -0.043978
Harpoon 0.201616 0.569314
Bloodthorn 0.074537 1.765982
Blink Dagger -0.073519 -0.776936
Aghanim'S Scepter -0.189668 0.389814
Skull Basher -0.358003 -0.402978
Monkey King Bar -0.364627 0.808648
Silver Edge -0.487351 1.137731
Abyssal Blade -0.456820 1.661273
Shadow Blade -0.613259 -0.328186
Hand Of Midas -0.641424 -0.806853
Orb Of Corrosion -0.633944 -1.569728
Eye Of Skadi -0.604306 1.047981
Boots Of Travel -0.601904 -0.627353
Desolator -0.626171 -0.029019
Phase Boots -0.649561 -1.225686
Blade Mail -0.667816 -0.866686
Heaven'S Halberd -0.658815 0.000898
Moon Shard -0.638588 0.270148
Overwhelming Blink -0.641322 1.945482
Satanic -0.657748 0.898398
Nullifier -0.672485 0.703940
Butterfly -0.668409 0.853523
Diffusal Blade -0.694073 -0.627353
Battle Fury -0.686960 0.347931
Soul Ring -0.693436 -1.641528
Mage Slayer -0.693355 -0.627353
Linken'S Sphere -0.690765 0.629148
Daedalus -0.694491 0.928315