这个项目是了解当地的放牧方式以及了解那些老虎捕食家禽的情况，收集初步的数据并了解针对这种家禽被捕食所产生的补偿体制。

The project was a study of the grazing pattern and predation of livestock by tigers in these areas along with getting primary data on the transparency of the compensation scheme for such predation.

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相反，许多统计工作是初步分析：带着特定的问题收集数据，然后再分析数据回答这些问题。

In contrast, much statistical work is concerned with primary analysis: the data are collected with particular questions in mind, and then are analyzed to answer those questions.

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这个试验提供了一些初步的证据，但是收集长期的(纵向的)数据更具有说服力，因此谢尔顿和吕波米尔斯基(2006年)进行了他们第二个调查。

This provides some preliminary evidence but data collected over a period of time (longitudinal) is more convincing, so that is what Sheldon and Lyubomirsky (2006) did in their second study.

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