However, eight other surveys conducted over the same period produced results ranging from a tie (on four polls) to Obama leads of one to five percentage points (on four more).
He based his claim on three polls of people who voted that showed a crushing defeat for the Institutional Revolutionary Party, the PRI, a result that would reverberate throughout the country.
As the field narrows, Cruz relishes the prospects of taking on Trump on one on one; polls suggest he'd do well.
On four polls, Republicans gain roughly 10 or more percentage points on the margin as these pollsters move from registered to likely voters.
CricInfo's launching of two polls on cricket commentary both returned negative views of Willis' "hyper-critical" commentary.
It is bad enough to focus on one poll when 20 of them are published on a given day.
If anything, it's got slightly worse as Miliband's personal ratings – whose poverty was meant to be the Tories' insurance policy – have started climbing, even on one poll overtaking Cameron's for the first time.
According to two polls published on Sunday, Tsipras faces an uphill battle to secure the rejection he has indicated that he favours.
A majority of voters support same-sex marriage, according to two polls released on Monday.
As it turned out, the Nevada results weren't that far from our forecasts, which I had been nervous about because they were based on only two polls and because Nevada polling has been erratic in the past.
