Some more stats about American's understanding of various concepts: http://www.nsf.gov/statistics/seind12/c7/c7s2.htm http://www.nsf.gov/statistics/seind12/c7/

Some more stats about American's understanding of various concepts: http://www.nsf.gov/statistics/seind12/c7/c7s2.htm http://www.nsf.gov/statistics/seind12/c7/c7s2.htm 74% of Americans could read a simple chart correctly and 66% understood the concept of "mean" in statistics.