词汇 | sampling-frame |
释义 | sampling frame noun[ C ] MARKETINGukus a list of the people or things from which a sample is taken: The survey excludes entirely from its sampling frame establishments with less than 25 employees. Examples of sampling framesampling frame From the samplingframe, a starting point is chosen at random, and choices thereafter are at regular intervals. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. It results from gaps between the samplingframe and the total population. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. It also means that one does not need a samplingframe listing all elements in the target population. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. From a listing of districts/communities as a samplingframe, individual entities (communities, towns, districts) are randomly assigned to waves of intervention. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. The reference period for a samplingframe is generally the most recent available 12 months. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. While not necessary for simple sampling, a samplingframe used for more advanced sample techniques, such as stratified sampling, may contain additional information (such as demographic information). From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. The non-random cluster of deaths sample selection approach instead of randomized selection using a samplingframe had the potential for interviewer bias due to prior knowledge of potential health effects. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. The samplingframe was based on a 2004 count, but the population has been changing rapidly and dramatically because of sectarian violence, the flight of refugees, and overall population migration. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. This technique requires a samplingframe for the groups, but not for the members within the groups. Individuals living in institutions, including individuals residing in psychiatric hospitals were not included in the samplingframe. These examples are from corpora and from sources on the web. Any opinions in the examples do not represent the opinion of the Cambridge Dictionary editors or of Cambridge University Press or its licensors. |
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