num_observation,sbibm.c2st 1,0.8891500234603882 2,0.8868499994277954 3,0.8749499917030334 4,0.9876999855041504 5,0.8726000189781189 6,0.927299976348877 7,0.9147499799728394 8,0.9000499844551086 9,0.8139500021934509 10,0.8079000115394592