The phrase "a single poll of" is correct and usable in written English.
It can be used when referring to one specific survey or measurement of opinions or behaviors from a group of people.
Example: "According to a single poll of registered voters, the candidate has a slight lead in the upcoming election."
Alternatives: "one survey of" or "a lone poll of".
In their articles promoting and explaining their models, Silver, Sides, Wang, and others have taught readers some valuable statistical lessons, such as not to put much emphasis on a single poll, to think in terms of probabilities rather than certain outcomes, and how to figure out which polls are most likely to be reliable.
But the gains that he made on Monday in particular were all because of a single poll.
Neither campaign, probably, should change its strategy in the state on the basis of a single poll there.
Finally, we should be careful not to make too much out of a single poll.
Warner led by double digits on most polls late in the campaign, with not a single poll conducted over the course of the campaign showing Warner by leading by less than six percentage points.
Ms. Matthews said that instead of commissioning a single poll or focus group among women, she was seeking "longer-term engagement" with a group of women, creating a relationship with them over a period of time to better assess what shapes their political views.
Not a single poll conducted in the immediate aftermath of Lord Butler's report gave the Tories a lead over Labour.No bigger than a man's handMr Howard, it is frequently observed, has brought some much-needed discipline and professionalism to his party.
Only a single poll even exists to gauge the temperament of Delaware voters, so mostly this one has to be a gut feeling (one poll could always be wrong).
A single poll, especially one conducted in the dog-days of August, is not definitive.
