LINCOLN -- Nebraska's 2013 high school graduates scored higher on average than students nationally on the ACT. The state's average ACT composite scored was 21.5, higher than the national average of 20.9. Eighty-four percent of Nebraska high school graduates took the ACT this year, compared with 78 percent last year. Graduates from Lincoln Public Schools scored an average of 20.5 on the exam. Students at East led LPS with a score of 23.8, followed by Southwest and Southeast, who were at or above the state score. Northeast graduates had a score of 19.2, followed by Lincoln High and North Star respectively.