The test had 85 multiple choice questions, each consisting of five answer choices, that were to be answered in one hour. Students received 1 point for every correct answer, lost ¼ of a point for each incorrect answer, and received 0 points for questions left blank. This score was then converted to a scaled score of 200-800. The mean score for the 2009 test administrations was 638, standard deviation 113. In 2011, the mean score was 648 with a standard deviation of 110.