2. Data Analysis of TOEIC Scores at Nara National College of Technology since
2007
On Table 1, the average scores are between 293.7 points in 2010 and 314.3 points in 2011 under
Instructor B. The gap between the highest and lowest average scores of all the 12th graders is 20.6
points. However, the highest group did not hand over the good lead from 2011 to 2012. On the other
hand, the 12th graders in 2009 succeeded the good lead for two consecutive years. Therefore, the
gaps between the highest and lowest average scores in the same grade widened year by year.
Among the 13th graders, the gap between the highest and the lowest average scores is 31.5 points,
and the gap among the 14th graders is 37.3 points.
2. Data Analysis of TOEIC Scores at Nara National College of Technology since 2007 On Table 1, the average scores are between 293.7 points in 2010 and 314.3 points in 2011 under Instructor B. The gap between the highest and lowest average scores of all the 12th graders is 20.6 points. However, the highest group did not hand over the good lead from 2011 to 2012. On the other hand, the 12th graders in 2009 succeeded the good lead for two consecutive years. Therefore, the gaps between the highest and lowest average scores in the same grade widened year by year. Among the 13th graders, the gap between the highest and the lowest average scores is 31.5 points, and the gap among the 14th graders is 37.3 points.
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