There is no correlation between Wins and Cost and there are no clusters. The values are standardized.
Wins Cost
Power Treads 3.461347 -1.340310
Mask Of Madness 1.965255 -1.117810
Mjollnir 2.530193 1.092359
Black King Bar 1.948381 0.232025
Wraith Band 0.539448 -1.871344
Aghanim'S Shard 1.124733 -1.340310
Monkey King Bar 0.944009 0.736359
Magic Wand 0.294975 -1.903978
Maelstrom -0.277439 -0.568976
Manta Style 0.405316 0.558359
Daedalus 0.472569 0.855026
Butterfly 0.496880 0.780859
Sange And Yasha -0.069213 0.261692
Eye Of Skadi -0.025240 0.973692
Crystalys -0.461748 -1.043643
Linken'S Sphere -0.197945 0.558359
Battle Fury -0.347665 0.279492
Aghanim'S Scepter -0.195539 0.321025
Hand Of Midas -0.513223 -0.865643
Refresher Orb -0.289132 0.795692
Satanic -0.268357 0.825359
Silver Edge -0.542792 1.062693
Diffusal Blade -0.607639 -0.687643
Orb Of Corrosion -0.649697 -1.622144
Shadow Blade -0.697194 -0.390976
Nullifier -0.638806 0.632525
Boots Of Travel -0.622015 -0.687643
Moon Shard -0.650703 0.202358
Bracer -0.714406 -1.871344
Bloodthorn -0.673951 1.685693
Disperser -0.667093 1.211026
Gleipnir -0.712100 1.181359
Radiance -0.726953 0.825359
Boots Of Bearing -0.724076 0.365525
Blink Dagger -0.729792 -0.835976
Vladmir'S Offering -0.728972 -0.717310
Octarine Core -0.721810 0.558359
Assault Cuirass -0.729606 0.869859