There is no correlation between Wins and Cost and there are no clusters. The values are standardized.
Wins Cost
Power Treads 2.549385 -0.959015
Bottle 2.125391 -1.354649
Black King Bar 1.254692 0.487093
Kaya And Sange 1.416881 0.514378
Aghanim'S Shard 1.204811 -0.959015
Witch Blade 0.378409 -0.304174
Null Talisman 0.346069 -1.447418
Orchid Malevolence 0.391584 0.173315
Aghanim'S Scepter 0.637334 0.568948
Magic Wand 0.024947 -1.477432
Linken'S Sphere -0.041987 0.787229
Bloodthorn -0.174385 1.824061
Scythe Of Vyse -0.436728 1.305645
Eul'S Scepter Of Divinity -0.621320 -0.290531
Shiva'S Guard -0.635339 0.923654
Yasha And Kaya -0.736096 0.514378
Eternal Shroud -0.792592 -0.031323
Boots Of Travel -0.807758 -0.358744
Arcane Boots -0.866796 -1.013586
Refresher Orb -0.819321 1.005509
Soul Ring -0.883963 -1.283708
Wind Waker -0.854569 2.001414
Meteor Hammer -0.862320 -0.413314
Bloodstone -0.883040 0.678088
Veil Of Discord -0.913291 -0.890803