<sod >The poll, conducted by veteran pollster J Ann Selzer, also found Senator Marco Rubio with 15 per cent and retired neurosurgeon Ben Carson at 10 per cent The poll is considered by pundits to be one of the most accurate, based on recent years.< eod>< sod > The poll, conducted by veteran pollster J Ann Selzer, also found Senator Marco Rubio with 13 per cent and retired neurosurgeon Ben Carson at 11 per cent The poll is considered by pundits to be one of the most accurate, based on its performance inÂ recent years and theÂ woman who runs the poll, Ms Selzer, has an impressive track record.< eod>