<p>The rankings (according to US news) of the schools on the list of CC Top Universities</p>
<p>California Institute of Technology-- #7
Carnegie Mellon University-- #23
Duke University-- #9
Emory University-- #20
Georgetown University-- #21
Johns Hopkins University-- #13
Massachusetts Institute of Technology-- #7
Northwestern University-- #12
Rice University-- #17
Stanford University-- #5
University of California Berkeley-- #22
University of California Los Angeles-- #25
University of Chicago-- #9
University of Michigan Ann Arbor-- #29
University of North Carolina Chapel Hill-- #30
University of Notre Dame-- #19
University of Virginia-- #25
Vanderbilt University-- #17
Washington University in St. Louis-- #13</p>
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<p>USC's ranking-- #23</p>
<p>USC is ranked higher than four universities on this list</p>
<p>explain</p>