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词汇 Systematic sampling
分类 英语词汇 英语翻译词典
释义

Systematic sampling

原声例句
历年英语专业八级真题听力(专项)

One point I'd like to make is systematic and random time sampling are not always used in isolation. They are often combined in studies.

我想说的一点是系统的和随机的时间抽样并不总是分开使用。在研究中,它们经常结合在一起。

英语百科

Systematic sampling

Systematic sampling is a statistical method involving the selection of elements from an ordered sampling frame. The most common form of systematic sampling is an equal-probability method. In this approach, progression through the list is treated circularly, with a return to the top once the end of the list is passed. The sampling starts by selecting an element from the list at random and then every k element in the frame is selected, where k, the sampling interval (sometimes known as the skip): this is calculated as:

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