There is no correlation between Wins and Cost and there are no clusters. The values are standardized.
Wins Cost
Arcane Boots 2.890098 -1.109970
Aghanim'S Shard 2.558886 -1.036833
Aghanim'S Scepter 2.510875 1.011006
Glimmer Cape 1.737467 -0.488305
Refresher Orb 1.034806 1.596103
Magic Wand 0.704351 -1.731635
Aether Lens 0.376648 -0.396883
Hand Of Midas -0.177756 -0.451736
Force Staff -0.181972 -0.451736
Octarine Core -0.219521 1.303555
Aeon Disk -0.262678 0.133361
Guardian Greaves -0.258569 1.632672
Null Talisman -0.420370 -1.691410
Heart Of Tarrasque -0.393109 1.669240
Shadow Blade -0.429936 0.133361
Bracer -0.473821 -1.691410
Solar Crest -0.454344 -0.287177
Boots Of Travel -0.523203 -0.232325
Eul'S Scepter Of Divinity -0.545330 -0.140903
Blink Dagger -0.547692 -0.415167
Holy Locket -0.540657 -0.305462
Mekansm -0.567310 -0.762569
Pipe Of Insight -0.552986 0.407625
Tranquil Boots -0.576299 -1.384234
Lotus Orb -0.568499 0.755026
Linken'S Sphere -0.568832 1.303555
Ethereal Blade -0.574035 1.340123
Vladmir'S Offering -0.574486 -0.268893
Spirit Vessel -0.595768 -0.027541
Rod Of Atos -0.602813 -0.415167
Kaya And Sange -0.602579 0.937869
Boots Of Bearing -0.600566 1.065859