청소년의 데이터 시각화 표현 유형 메타 분석: 2019~2021 ‘전국학생통계활용대회’ 3년간의 중학생부 수상작 분석을 중심으로

초록

Background The purpose of the study is to derive characteristics and concerns through an empirical case study utilizing data visualization charts of South Korean youth and to determine the necessity and importance of educating data visualization in design for youth. Methods The theoretical research method contemplated the concepts, processes, and types of charts of data visualization based on preceding research that related to data visualization. The analysis from 1,387 charts that scored 117 by middle school students in the National Student statistics utility competition by Statistics Korea from 2019 to 2021, was classified and analyzed into six categories: comparison, trend, distribution, relation, location data, and other to identify the characteristics and concerns. Results The data was unequally distributed to ‘distribution’ and ‘comparison’ visualized charts regardless of the characteristics of the data and the purpose of the data collection. There were also errors in the chosen chart that was inadequate to the purpose of types of charts, errors of visual expression that was difficult to analyze due to many unnecessary visual expressions without a classified scale, and errors of a proportion expression that showed the data value was either exaggerated or diminished. Conclusions Youth must experience appropriate visualization images to express accurate data visualization by comprehending contents and purposes of data. The data has already drawn attention in each field as an important resource for future society. For this reason, it is time to link design researchers with an educational program in various data visualizations to promote data literacy for youth.

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