There is no correlation between Wins and Cost and there are no clusters. The values are standardized.
Wins Cost
Power Treads 3.602994 -1.072836
Manta Style 3.235650 0.817837
Aghanim'S Shard 1.750761 -1.072836
Eye Of Skadi 1.810702 1.231422
Wraith Band 1.072617 -1.601634
Magic Wand 1.040204 -1.634130
Dragon Lance 0.894674 -0.777419
Black King Bar 0.823620 0.492878
Butterfly 1.214800 1.039400
Hurricane Pike 0.404936 0.729212
Daedalus 0.240720 1.113255
Falcon Blade -0.075031 -1.235316
Pipe Of Insight -0.063962 0.094064
Monkey King Bar -0.260446 0.995088
Bracer -0.289077 -1.601634
Sange And Yasha -0.243824 0.522419
Crystalys -0.322226 -0.777419
Armlet Of Mordiggian -0.401777 -0.437688
Shadow Blade -0.428700 -0.127500
Satanic -0.268325 1.083713
Aghanim'S Scepter -0.302008 0.581503
Blink Dagger -0.382214 -0.570626
Diffusal Blade -0.464831 -0.422917
Linken'S Sphere -0.476054 0.817837
Boots Of Travel -0.511917 -0.422917
Bloodthorn -0.520228 1.940424
Silver Edge -0.550534 1.320047
Orchid Malevolence -0.559387 0.153147
Dagon -0.601699 -0.216125
Vladmir'S Offering -0.574334 -0.452459
Boots Of Bearing -0.573508 0.625816
Tranquil Boots -0.622365 -1.353483
Disperser -0.584160 1.467756
Aether Lens -0.602704 -0.555855
Hand Of Midas -0.643584 -0.600168
Null Talisman -0.624749 -1.601634
Arcane Boots -0.638231 -1.131920
Force Staff -0.638512 -0.600168
Swift Blink -0.617365 2.117675
Glimmer Cape -0.642347 -0.629710
Spirit Vessel -0.648419 -0.257483
Octarine Core -0.644935 0.817837
Nullifier -0.656803 0.891692
Crimson Guard -0.657422 0.300856