About this Quebec poll from Mainstreet Research
This Quebec poll was fielded by Mainstreet Research in April 2017, with a middle field date of April 13, 2017. The poll collected data from a total sample of n=1,501 Quebec respondents via IVR technology (automated calls).
The margin of error [moe] for this poll is estimated at ±2.5%, 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 (March 2017), the Liberal Party loses six points from 39% to 33%, the Parti Québécois is up one point (variation smaller than moe), and the Coalition avenir Québec climbs three points from 23% to 26%.
You can read more information on this poll here.