Nanos Research: Poll Tracker

Methodology

A national random telephone survey is conducted nightly by Nanos Research throughout the campaign. Each evening a new group of 400 eligible voters are interviewed. The daily tracking figures are based on a three-day rolling sample comprised of 1,200 interviews.

To update the tracking a new day of interviewing is added and the oldest day dropped. The margin of accuracy for a survey of 1,200 respondents is ±2.8%, 19 times out of 20.

The respondent sample is stratified geographically and by gender. The data may be weighted by age according to data from the 2006 Canadian Census administered by Statistics Canada. Percentages reported may not add up to 100 due to rounding. The research has been registered with the Marketing Research and Intelligence Association of which Nanos is a member.

For more polls, information on methodology and columns by Nik Nanos, please visit:

*Any use of the information must cite the research as a CTV/Globe/Nanos survey.

QUESTION: For those parties you would consider for federally, could you please rank your two top current local preferences? (Committed voters only - First Preference) - Three Day Rolling Average.

Regional Ballot of Committed Voters - May 1

Tories lead west of Ottawa River, NDP in QC, Atlantic a 3-way race - May 1

Party policy top driver, leadership moving up - May 1

Layton ahead of Harper on Index, Ignatieff a distant third - April 30

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Election 2011: Leader Profiles

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