<prompt> About Randomized Controlled trial all are true except:Baseline characteristics are comparableBias can be eliminated by double blindingSample size depends on the type of studyDropouts are excluded from the study  <response>: Dropouts are excluded from the study I Ref Epidemiology and health services By Haroutune K. Armenian, Sam Shapiro p63; I SRETRY0 Park 20ep1 Repeat from May 11 