In total, data of different polling agencies delivered during last 4 pre-election weeks were nearly precise, the trend analysis of Herzmann s.r.o. reveals. Czech law does not allow publishing pre-election polls during last three days prior to the election. The tiniest bias from all pre-election models published until this ban shows the TNS Aisa poll for Czech television. There were two even more precise unpublished models, namely that of SC&C and Data Collect.
Press release in Czech language: TZ 131125 Průzkumy se nemýlily