There is no correlation between Wins and Cost and there are no clusters. The values are standardized.
Wins Cost
Blink Dagger 3.093201 -0.597609
Phase Boots 2.932318 -1.038080
Aghanim'S Shard 2.258029 -1.096809
Black King Bar 2.185034 0.459520
Bracer 1.160146 -1.622437
Soul Ring 1.174639 -1.446249
Magic Wand 0.474909 -1.654738
Desolator 0.486913 0.136508
Eul'S Scepter Of Divinity 0.387144 -0.377374
Refresher Orb -0.046724 1.017449
Pipe Of Insight -0.188248 0.063096
Scythe Of Vyse -0.167782 1.340461
Assault Cuirass -0.131415 1.090861
Blade Mail -0.321746 -0.685703
Octarine Core -0.152561 0.782531
Shiva'S Guard -0.225921 0.929355
Overwhelming Blink -0.408480 2.074578
Lotus Orb -0.472817 0.342061
Vladmir'S Offering -0.473348 -0.480150
Wind Waker -0.463645 2.089260
Heaven'S Halberd -0.515583 0.165873
Crimson Guard -0.508792 0.268649
Arcane Boots -0.551041 -1.155538
Aghanim'S Scepter -0.516445 0.547614
Satanic -0.500913 1.046814
Power Treads -0.578785 -1.096809
Boots Of Travel -0.524088 -0.450786
Heart Of Tarrasque -0.542534 1.076178
Veil Of Discord -0.610073 -1.023397
Bottle -0.599688 -1.522597
Vanguard -0.631183 -0.920621
Daedalus -0.603778 1.076178
Eternal Shroud -0.618391 -0.098409
Armlet Of Mordiggian -0.637730 -0.465468
Linken'S Sphere -0.623025 0.782531
Sange And Yasha -0.626012 0.488884
Aether Lens -0.629830 -0.582927
Radiance -0.641477 1.046814
Meteor Hammer -0.640279 -0.509515