df2

a,b,c,d
0.039761986133905136,0.2185172274750622,0.10342298051665423,0.9579042338107532
0.9372879037285884,0.04156728027953449,0.8991254222382951,0.9776795571253272
0.7805044779316328,0.008947537857148302,0.5578084027546968,0.7975104497549266
0.6727174963492204,0.24786984946279625,0.2640713103088026,0.44435791644122935
0.05382860859967886,0.5201244020579979,0.5522642392797277,0.19000759632053632
0.2860433671280178,0.5934650440000543,0.9073072637456548,0.6378977150631427
0.4304355863327313,0.16623013749421356,0.4693825447762464,0.4977008828313123
0.3122955538295512,0.5028232900921878,0.8066087010958843,0.8505190941429479
0.1877648514121828,0.9970746427719338,0.8959552961495315,0.530390137569463
0.9081621790575398,0.23272641071536715,0.4141382611943452,0.4320069001558664