This study tried to improve Korean statistics curriculum by exploring what aspects statistics are viewed in foreign statistics curriculum, what is given on achievement standards or learning content, and what points should be paid attention to. Statistical curricula were analyzed in 10 countries, including New Zealand, California USA, Singapore, England, Japan, China, British Columbia Canada, Finland, Australia and International Baccalaureate. The results of this study propose to deal with pattern and relationship discovery, data-based argumentation, and exploration of variability for literacy to deal with big data in the field of statistics according to the document system of the 2015 revised mathematics curriculum. It is suggested to introduce dot plots, box plots, and interquartile ranges in the contents of statistics education, and further elaborate Guidelines for Teaching and Learning in the expression and interpretation of graphs, representative values and scatter plots, correlations, data collection and samples, and statistical estimation. Finally, we proposed that curriculum should be designed to ensure that the content of statistical education continues to deepen.