当综述者使用统计学方法仅对高质量数据进行分析，益处是有统计学差异的。
When reviewers used statistical methods to focus on only the highest-quality data, the benefits remained statistically significant.
实践证明，对于呼叫中心这类复杂的非线性系统，使用统计学方法预测的效果并不理想。
Practice has proved that the predictive results of theses methods are not ideal for the complicate non-linear systems such as call centers.
随着船舶结构设计日益复杂，使用统计学方法为复杂的计算机分析建立近似模型已经逐渐成为一种趋势。
As the complexity of ship structural designs keeps on increasing, the use of statistical techniques to build approximation models for expensive computer analysis is getting popular.
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