There is no correlation between Wins and Cost and there are no clusters. The values are standardized.
Wins Cost
Arcane Boots 2.962723 -1.073048
Aghanim'S Shard 2.523814 -1.002810
Aghanim'S Scepter 2.648688 0.963859
Glimmer Cape 1.692681 -0.476023
Refresher Orb 1.138265 1.525765
Magic Wand 0.695141 -1.670072
Aether Lens 0.353004 -0.388226
Hand Of Midas -0.171790 -0.440904
Force Staff -0.171536 -0.440904
Aeon Disk -0.204888 0.121001
Octarine Core -0.215205 1.244812
Guardian Greaves -0.245309 1.560884
Null Talisman -0.387791 -1.631441
Shadow Blade -0.386663 0.121001
Heart Of Tarrasque -0.380567 1.596003
Solar Crest -0.448649 -0.282868
Bracer -0.493378 -1.631441
Eul'S Scepter Of Divinity -0.517370 -0.142392
Boots Of Travel -0.500438 -0.230190
Blink Dagger -0.529464 -0.405785
Holy Locket -0.529551 -0.300428
Mekansm -0.556138 -0.739417
Tranquil Boots -0.560110 -1.336441
Pipe Of Insight -0.547981 0.384394
Linken'S Sphere -0.547356 1.244812
Lotus Orb -0.553652 0.718026
Ethereal Blade -0.554744 1.279931
Spirit Vessel -0.581954 -0.033523
Vladmir'S Offering -0.574602 -0.265309
Rod Of Atos -0.588703 -0.405785
Drum Of Endurance -0.588852 -0.792095
Scythe Of Vyse -0.591405 1.912075
Boots Of Bearing -0.586220 1.016538