analyzed and questioned.
Not all polls are created equal.
http://projects.fivethirtyeight.com/pollster-ratings/
But when they all say the same thing, it's more difficult to disregard.
https://en.wikipedia.org/wiki/United_States_presidential_approval_rating
Yes it's Wikipedia, but it's the first one I found with a list of the pollsters conducting his approval ratings poll.
I'm just saying there's a reason that you're seeing Obama in this race and you weren't seeing W.