Beta1=Beta(1,0.5) Beta2=Beta(0.2,1) Proportion=Uniform(0,1) Beta3=Beta(5,5) Beta1 Beta2 Proportion Beta3 MixedBeta=If(Proportion<0.3,Beta1,If(Proportion<0.5,Beta2,Beta3)) Beta1 245 351 293 381 Beta2 388 474 436 504 MixedBeta 689 127 737 157 Proportion 986 381 1034 411 Beta3 572 604 620 634