avg_oc_wr_ne            Single Arm Average Operating Characteristics
avg_oc_wr_ne_rct        RCT Average Operating Characteristics
avg_oc_wr_ph            Average operating characteristics with respect
                        to historic target
beta_par                Parameters of Beta distribution given
                        Historical Data
oc                      Single Arm Operating Characteristics
oc_rct                  RCT Operating Characteristics
req_resp                Required Responders for GO decision Single Arm
req_resp_rct            Required Responders for GO decision RCT
