Total-goal distribution v8 locked evaluation

Over- and under-bias are reported separately using signed total-goal error.
marketmodelstatussampleslog_lossbrierrpshard_hitmean_signed_errormaeover_countunder_counttop2_hitbootstrap_improvement_probability
TOTALM1_jointBASELINE181.7493273060677150.79980702881971640.7712335244607140.2777777777777778-0.225023971163335031.0717823458108433550.2222222222222222
TOTALM5-TOTAL-MARGIN-CALIBRATORREJECTED181.74452307352100020.79743398915742230.76961804282721840.38888888888888890.168090983573837951.0632659683870438740.38888888888888890.538