The Research On University Students' Choice Tendency To The Extreme Expressions In 5-point Likert Scales

Likert scales are widely used in the world for the easy usage and good internal consistency. When using the Likert scales in Chinese, there are two ways to describe the prepared choices, one is the non-extreme expression——such as"agree, more agree, uncertain, less agree, disagree"and the other is the extreme expression——such as"agree strongly, agree, uncertain, disagree, disagree strongly". What kind of affection do these two descriptions to the tendency of the choice when the target person raised in the Chinese background? This study shows great importance both on the attitude theory in social- psychology and design of the psychological measurement tools.The research is carried out with Chinese university students as the sample participants. The aim is to explore the two different expressions are whether different to the university students'tendency to choose.Through the comparison of the difference among environment protection,education,college students employment,the official corrupt,the"Three-Agri"problems,social security and legal system,the China-Japan issue,the national dignity,impression of Suzhou,social custom, the research found that the students get no affection from the two descriptions upon the things such as national dignity and China-Japan issue, but on the other aspects of social problems, the students tend to the non-extreme expression. The research also make empirical analysis on the difference among different gender,different family background,different major,different grade and get the definite conclusion.