About this Ontario poll from Corbett Communications
This Ontario poll was fielded by Corbett Communications in July 2019, with a middle field date of July 10, 2019. The poll collected data from a total sample of n=936 Ontario respondents via an online panel.
The margin of error [moe] for this poll is estimated at ±3.2%, 19 times out of 20 (for entire sample only) around the 50%-mark.
The regional breakdown of this poll was not made publicly available.
If we compare these national numbers with the previous poll from Corbett Communications (June 2019), the Ontario Liberal Party climbs two points from 26% to 28% (variation smaller than moe), the Ontario PC Party loses four points from 32% to 28%, and the Ontario NDP is down one point (variation smaller than moe).
You can read more information on this poll here.