Biden Wins VP Debate by 2 to 1 Margin

According to a poll of almost 500 uncommitted voters conducted by CBS and Knowledge Networks Sen. Joe Biden defeated Gov. Palin by a two to one margin.

Forty-six percent of the uncommitted voters surveyed say Democrat Joe Biden won the debate, compared to 21 percent for Republican Sarah Palin. Thirty-three percent said it was a tie.

Eighteen percent of previously uncommitted percent say they are now committed to the Obama-Biden ticket. Ten percent say they are now committed to McCain-Palin. Seventy-one percent are still uncommitted.

Both candidates improved their overall image tonight. Fifty-three percent of those surveyed say they now have a better impression of Biden. Five percent say they have a worse opinion of the Delaware senator, while 42 percent say they debate did not change their opinion.

Fifty-five percent say they now have a better opinion of Palin. Fourteen percent say they have a worse opinion, while 30 percent say their opinion hasn’t changed.

After the debate, 66 percent see Palin as knowledgeable about important issues – up from 43 percent before the debate. But Biden still has the advantage on this – 98 percent saw him as knowledgeable after the debate. That figure was 79 percent before the debate.

According to the CBS web site more detail on the poll and additional survey results will be posted at a later time.