num_observation,sbibm.c2st 1,0.583299994468689 2,0.6632000207901001 3,0.6930500268936157 4,0.92044997215271 5,0.8811500072479248 6,0.8512499928474426 7,0.8460500240325928 8,0.7241500020027161 9,0.8801000118255615 10,0.7379500269889832