num_observation,sbibm.c2st 1,0.6420999765396118 2,0.7301499843597412 3,0.625249981880188 4,0.6052500009536743 5,0.6457499861717224 6,0.5903499722480774 7,0.6182500123977661 8,0.6172999739646912 9,0.5964999794960022 10,0.7633000016212463