而经验是建立在试验和统计的基础上，在某些方面有可能做得不一定非常准确，但其逻辑是可以进行调整，没有用的药或者副作用大的药会被取消，或者被减量，这就是试错。
The experience depends on clinic experiments and statistics, which though not absolutely precise can also perfect itself by canceling non effective or harmful side effect herbs.
大型的制药公司可以在soa上下文中使用数据整合模式以支持远程试验统计数据的收集和研究。
A major pharmaceutical company USES the data consolidation pattern in a SOA context to support the collection and review of remote lab-testing statistics.
通过消除试验设定中的偏差(例如只在最贫困的地区进行试点)，随机试验往往能区分适当的证据与统计干扰。
Randomising is often what distinguishes proper evidence from statistical mush, by removing biases in the setting of experiments - such as running pilots only in the most needy areas.
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