About this Quebec poll from Mainstreet Research
This Quebec poll was fielded by Mainstreet Research in September 2018, with a middle field date of September 14, 2018. The poll collected data from a total sample of n=2,531 Quebec respondents via IVR technology (automated calls).
The margin of error [moe] for this poll is estimated at ±1.9%, 19 times out of 20 (for entire sample only) around the 50%-mark.
If we compare these national numbers with the previous poll from Mainstreet Research (September 2018), the Coalition avenir Québec is down one point (variation similar to moe), the Liberal Party is up one point (variation similar to moe), and the Parti Québécois is down one point (variation similar to moe).
You can read more information on this poll here.