num_observation,sbibm.c2st 1,0.6052500009536743 2,0.6357499957084656 3,0.6608999967575073 4,0.5971500277519226 5,0.6251000165939331 6,0.6299499869346619 7,0.6096500158309937 8,0.5687999725341797 9,0.577750027179718 10,0.6380500197410583