There is no correlation between Wins and Cost and there are no clusters. The values are standardized.
Wins Cost
Power Treads 3.717443 -1.177994
Bracer 2.132579 -1.707703
Blink Dagger 2.299428 -0.674919
Aghanim'S Scepter 2.098864 0.479195
Black King Bar 1.576880 0.390417
Mage Slayer 1.516427 -0.526956
Manta Style 1.188597 0.715936
Aghanim'S Shard 0.482362 -1.177994
Magic Wand 0.246207 -1.740254
Assault Cuirass 0.533219 1.026659
Sange And Yasha -0.121725 0.420009
Soul Ring -0.263607 -1.530147
Hand Of Midas -0.311880 -0.704512
Orchid Malevolence -0.273592 0.050101
Daedalus -0.204187 1.011862
Armlet Of Mordiggian -0.363956 -0.541752
Bloodthorn -0.258974 1.840457
Blade Mail -0.423796 -0.763697
Silver Edge -0.342664 1.219011
Mjollnir -0.385672 1.248603
Crystalys -0.497512 -0.882068
Shadow Blade -0.531085 -0.231029
Maelstrom -0.555822 -0.408585
Heaven'S Halberd -0.521639 0.094490
Monkey King Bar -0.508310 0.893492
Overwhelming Blink -0.470182 2.018012
Satanic -0.483127 0.982270
Eternal Shroud -0.526606 -0.171844
Heart Of Tarrasque -0.513664 1.011862
Bottle -0.561156 -1.607087
Eye Of Skadi -0.540943 1.130233
Boots Of Travel -0.545673 -0.526956
Hurricane Pike -0.556629 0.627158
Radiance -0.563754 0.982270
Octarine Core -0.564185 0.715936
Orb Of Corrosion -0.590915 -1.459124
Phase Boots -0.603053 -1.118809
Mask Of Madness -0.621399 -0.956049
Linken'S Sphere -0.611128 0.715936
Dragon Lance -0.623954 -0.882068
Moon Shard -0.604655 0.360824
Nullifier -0.623457 0.789917
Desolator -0.623105 0.064897