Genetic Knowledge Accuracy Index Scores

 
Number of Questions
Answered Correctly
Percent of Respondents Answering Correctly
  1990 2000
     
0 3.8 9.8
1 7.5 23.9
2 31.1 41.9
3 32.7 17.5
4 20.8 5.9
5 4.1 1.0
Mean Number Correct: 2.7 1.9
Number of Respondents: 1006 1824
Source: University of Michigan Institute for Social Research 2003