New ABC News poll showing that Americans have a slightly more favorable opinion of Joe Biden than Sarah Palin:

Palin
Fav - 50
Unfav - 37

Biden
Fav - 54
Unfav - 30

Among Republicans, Palin gets an 85% favorable rating, compared to Biden's 77% among Democrats. Among Independents, they are about equal, with Palin getting 53-34 fav/unfav rating and Biden getting 52-31.

More:

The public by a narrow 6-point margin, 25 percent to 19 percent, says Palin's selection makes them more likely to support McCain, less than the 12-point positive impact of Biden on the Democratic ticket (22 percent more likely to support Barack Obama, 10 percent less so)...

fewer than half, 42 percent, think Palin has the kind of experience it takes to serve effectively as president if that became necessary. Far more say Biden passes the experience bar, 66 percent.