统计部门的职责包括建设统计综合数据库，以便对统计数据进行集中存储和管理，对数据资源进行采集、汇总，并做分析研究。
The duty to statistics departments includes building statistical database for storing and managing the statistical data centrally, collecting, gathering and analyzing data etc.
为了提高模型的预测准确率，使用了双变量统计和主成份对数据进行预处理和分析。
To improve the forecasting accuracy, bivariate statistics and PCA were used to prepare and analyze the data in advance.
数据接收处理系统主要负责对数据进行接收、存储、统计处理和分析。
The function of the data receiving and processing system is receiving and storing the data and then processing and analyzing them statistically.
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