An important tool to accomplish this, besides case studies, is the analysis of statistics.

除了案例研究，另外一个重要的工具就是对于统计数据的分析。

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The app mashes up Census data with economic statistics from the Bureau of Economic Analysis and Bureau of Labor Statistics and provides the latest economic indicators that drive business hiring, sales, and production decisions throughout the nation in real time.

WHITEHOUSE: Building-Blocks of a 21st Century Digital Government

There is central co-ordination and analysis of epidemiological statistics linked with laboratory and outcome data.

BBC: Condoms

As part of its CompStat system, it combined mapping and the analysis of crime statistics to target "hot spots" by concentrating patrol, detective and narcotics units.

WSJ: Stopping Urban Crime Without Jail Time