There is no correlation between Wins and Cost and there are no clusters. The values are standardized.
Wins Cost
Blink Dagger 3.115368 -0.620092
Phase Boots 2.923885 -1.062120
Bracer 1.790799 -1.648544
Black King Bar 2.164746 0.440776
Aghanim'S Shard 2.169982 -1.121057
Soul Ring 0.858190 -1.471733
Desolator 0.710823 0.116622
Magic Wand 0.362717 -1.680959
Eul'S Scepter Of Divinity 0.360043 -0.399078
Pipe Of Insight -0.119512 0.042950
Blade Mail -0.265854 -0.708497
Refresher Orb -0.104254 1.000678
Assault Cuirass -0.087428 1.074349
Shiva'S Guard -0.233059 0.912272
Octarine Core -0.236553 0.764930
Scythe Of Vyse -0.320782 1.324832
Arcane Boots -0.452609 -1.179994
Crimson Guard -0.423126 0.249230
Overwhelming Blink -0.356626 2.061545
Heaven'S Halberd -0.470150 0.146090
Wind Waker -0.406345 2.076280
Vladmir'S Offering -0.461912 -0.502218
Lotus Orb -0.476925 0.322902
Satanic -0.456485 1.030146
Aghanim'S Scepter -0.511976 0.529181
Heart Of Tarrasque -0.507932 1.059615
Power Treads -0.571506 -1.121057
Boots Of Travel -0.516250 -0.472749
Bottle -0.583922 -1.548351
Veil Of Discord -0.617854 -1.047386
Vanguard -0.626596 -0.944246
Eternal Shroud -0.595288 -0.119127
Daedalus -0.591689 1.059615
Armlet Of Mordiggian -0.636815 -0.487483
Guardian Greaves -0.623083 1.030146
Mage Slayer -0.637669 -0.472749
Orchid Malevolence -0.642037 0.101887
Linken'S Sphere -0.637761 0.764930
Radiance -0.645216 1.030146
Meteor Hammer -0.639340 -0.531686