In a CBS News/New York Times poll, only 48 percent of Americans had an opinion on Vice President Joe Biden. The majority of those polled either hadn't formed an opinion or hadn't heard enough yet to form an opinion.
The CNN Polling Center displays data from polling organizations that use CNN-approved
polling methodology as well as some that do not. The asterisk symbol * indicates that
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A CNN Poll of Polls is calculated using at least three polls that use CNN-approved methodology.
The Congressional Ballot polling data was provided by PollingReport.com.