The latest polls forecast a lead of 7.1 to 14 percentage points for Luiz Inácio Lula da Silva (PT, left) over Jair Bolsonaro (PL, right), taking into account only valid votes.
Polls conducted by Ipec, Ipespe, and Datafolha show a gap of 14 percentage points.
Paraná Pesquisas indicates that the former president's advantage is 7.1 percentage points.
According to the telephone poll, Lula da Silva is 47.1%, and Bolsonaro is 40%.
To win in the first round, a candidate must receive at least 50% plus 1 of the valid votes.
In these cases, the calculation . . .