sampling frame
noun[C]
MARKETINGukusalistof thepeopleor things from which asampleis taken:
Thesurveyexcludesentirelyfromitssamplingframeestablishmentswith less than 25employees.
单词 | sampling frame |
释义 | sampling frame noun[C] MARKETINGukusalistof thepeopleor things from which asampleis taken: Thesurveyexcludesentirelyfromitssamplingframeestablishmentswith less than 25employees. Examplesofsampling framesampling frame From thesamplingframe, 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 thesamplingframeand 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 asamplingframelisting 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 asamplingframe, 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 asamplingframeis 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, asamplingframeused 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 asamplingframehad 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. Thesamplingframewas 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 asamplingframefor the groups, but not for the members within the groups. From theCambridge English Corpus Individuals living in institutions, including individuals residing in psychiatric hospitals were not included in thesamplingframe. From theCambridge English Corpus 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. |
随便看 |
|
英汉词典包含213609条英汉翻译词条,涵盖了常用英语单词及词组短语的翻译及用法,是英语学习的必备工具。