There is no correlation between Wins and Cost and there are no clusters. The values are standardized.
Wins Cost
Power Treads 3.628562 -1.302155
Black King Bar 3.401308 0.309145
Orb Of Corrosion 1.980000 -1.590973
Aghanim'S Shard 2.544324 -1.302155
Magic Wand 0.933510 -1.879791
Wraith Band 0.827558 -1.846348
Diffusal Blade 0.716348 -0.633313
Phase Boots 0.682539 -1.241351
Sange And Yasha 0.784554 0.339547
Aghanim'S Scepter 0.873194 0.400351
Eye Of Skadi 0.581279 1.069193
Echo Sabre -0.017226 -0.633313
Gleipnir 0.266338 1.282006
Desolator 0.304649 -0.025275
Maelstrom -0.280345 -0.511706
Monkey King Bar 0.216058 0.825978
Battle Fury -0.013619 0.357789
Harpoon 0.227411 0.582762
Mjollnir 0.021592 1.190800
Skull Basher -0.190738 -0.405299
Daedalus -0.043659 0.947585
Mage Slayer -0.253837 -0.633313
Butterfly -0.154993 0.871580
Manta Style -0.292752 0.643566
Orchid Malevolence -0.420009 -0.040476
Abyssal Blade -0.271659 1.692431
Disperser -0.280894 1.312408
Radiance -0.409571 0.917183
Silver Edge -0.419043 1.160398
Nullifier -0.442606 0.719571
Crystalys -0.565240 -0.998136
Linken'S Sphere -0.507350 0.643566
Bloodthorn -0.479687 1.798838
Satanic -0.485493 0.917183
Shadow Blade -0.678327 -0.329294
Tranquil Boots -0.659428 -1.590973
Hand Of Midas -0.730434 -0.815724
Boots Of Travel -0.666164 -0.633313
Witch Blade -0.705761 -0.572509
Refresher Orb -0.706506 0.886781
Rod Of Atos -0.756116 -0.785323
Bracer -0.766444 -1.846348
Spirit Vessel -0.752853 -0.463063
Glimmer Cape -0.753972 -0.846126
Eul'S Scepter Of Divinity -0.759463 -0.557308
Revenant'S Brooch -0.749669 1.616427
Moon Shard -0.739334 0.278744
Assault Cuirass -0.738761 0.962786
Heaven'S Halberd -0.767873 0.005127
Meteor Hammer -0.761881 -0.694117
Boots Of Bearing -0.767519 0.445954