num_observation,sbibm.c2st 1,0.7046499848365784 2,0.7128999829292297 3,0.7642499804496765 4,0.7430999875068665 5,0.8653500080108643 6,0.7526000142097473 7,0.8090500235557556 8,0.8042500019073486 9,0.7529000043869019 10,0.805649995803833