There is no correlation between Wins and Cost and there are no clusters. The values are standardized.
Wins Cost
Blink Dagger 4.082541 -0.706176
Power Treads 2.511125 -1.156314
Aghanim'S Shard 2.625563 -1.156314
Harpoon 1.607497 0.485366
Black King Bar 1.473348 0.247058
Magic Wand 1.142913 -1.659410
Bracer 0.916458 -1.630283
Arcane Boots 0.580518 -1.209272
Aghanim'S Scepter 0.463285 0.326494
Yasha And Kaya 0.420233 0.273537
Refresher Orb 0.161590 0.750154
Null Talisman -0.051884 -1.630283
Force Staff 0.023389 -0.732655
Aether Lens 0.009094 -0.692937
Bottle -0.152771 -1.540256
Daedalus -0.175905 0.803111
Echo Sabre -0.437024 -0.573782
Linken'S Sphere -0.232899 0.538324
Eul'S Scepter Of Divinity -0.350110 -0.507586
Wraith Band -0.425146 -1.630283
Octarine Core -0.335794 0.538324
Sange And Yasha -0.396100 0.273537
Manta Style -0.436816 0.538324
Crystalys -0.540738 -0.891527
Silver Edge -0.498845 0.988462
Shadow Blade -0.543337 -0.308995
Boots Of Travel -0.474411 -0.573782
Assault Cuirass -0.488367 0.816351
Mask Of Madness -0.560819 -0.957724
Shiva'S Guard -0.529514 0.670718
Pipe Of Insight -0.544864 -0.110405
Glimmer Cape -0.568074 -0.759133
Monkey King Bar -0.580062 0.697196
Lotus Orb -0.571211 0.141143
Satanic -0.549854 0.776632
Guardian Greaves -0.560887 0.776632
Swift Blink -0.560313 1.703388
Orchid Malevolence -0.596499 -0.057447
Overwhelming Blink -0.582707 1.703388
Tranquil Boots -0.612206 -1.407862
Scythe Of Vyse -0.611381 1.041420
Arcane Blink -0.600036 1.703388
Wind Waker -0.606862 1.716627
Bloodthorn -0.608104 1.544515
Ethereal Blade -0.614042 0.564803
Kaya And Sange -0.619972 0.273537