The survey's sampling error is plus or minus 3 percentage points.
Vice President Joe Biden received a grade of C, a notch down from C+ he got as the Obama administration approached 100 days in office.
Secretary of State Hillary Clinton fared a little better with a grade of B-, the same as she received after 100 days.
According to the poll Americans think the job Congress (the house of representatives) has been doing deserves a grade of C- while US senators deserve a grade of C+, same as they did after 100 days in office. Republican Congressional leaders too were given a grade of C-.
According to the poll, Americans think the media deserves a grade of C for its performance in reporting and covering Congress and Obama so far this year. The media was given the same grade after 100 days.
(Arun Kumar can be contacted at arun.kumar@ians.in)