在揭示死亡率趋势改进了原先的统计方法，尤其是在统计数据可靠度偏低时的预测结果更加准确。

It advances statistical techniques that appear to be better than earlier approaches at exposing trends in mortality, especially when the underlying data are dodgy.

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这个例子涉及在过程需求规划中使用统计建模和预测方法的。

This example involved embedding statistical modeling and forecasting methods within the demand planning part of the process.

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这使得人们对统计预测方法的掌握也愈加困难。

This makes people more and more difficult to master the statistical forecasting methods.

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