American Research Group, Inc.

 

2011 Chicago Mayoral Election Pollster Ratings

The following table lists the accuracy of pollsters in the February 22, 2011 election for Mayor of Chicago using the measure of polling accuracy proposed by Martin, Traugott, and Kennedy. Final polls conducted in 2011 are included.  

Chicago Mayor
Emanuel Chico Odds
Ratio
Accuracy
CRMA/
We Ask America
58.21% 23.72% 1.06 0.06
Chicago Tribune/WGN/
Market Shares Corp.
49% 19% 1.12 0.11
NBC Chicago/
Victory Research
44.8% 16.1% 1.20 0.19
ABC7/
Richard Day Research
54% 14% 1.67 0.51
Chicago Teamsters/
Anzalone Liszt Research
42% 10% 1.82 0.60
Actual 55.27% 23.93%

 

The accuracy measures for the ABC7/Richard Day Research survey and the Chicago Teamsters/Anzalone Liszt Research survey fall outside the 95% confidence interval.

The average accuracy for the five surveys is 0.29.

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