英语词汇“sampling-fraction”的音标、意思、用法及中文翻译-反思网

This example is from Wikipedia and may be reused under a CC BY-SA license.
If the samplingfraction is less than 5%, then the finite population effect might be ignored.
From
Wikipedia

This example is from Wikipedia and may be reused under a CC BY-SA license.
To adjust for a large samplingfraction, the fpc factored into the calculation of the margin of error, which has the effect of narrowing the margin of error.
From
Wikipedia

This example is from Wikipedia and may be reused under a CC BY-SA license.
Thus, the total samplingfraction for this par t of the site is 5%.
One 5- 5-m square (or a 1% samplingfraction) from each stratum was randomly selected using a table of random numbers.
Due to the different sampling probabilities (for different age groups), relative weights inversely proportional to the samplingfraction were used.
Due to the different sampling probabilities, relative weights inversely proportional to the samplingfraction are used in the estimation of measures which are generalized to the sampling frame.
The proportion of time that each insect spends in the areas of attraction is termed here the samplingfraction.
It is a one in 10 sample of incomes over £100,000 and an even bigger samplingfraction of the very largest incomes.
From the
Hansard archive

Example from the Hansard archive. Contains Parliamentary information licensed under the Open Parliament Licence v3.0
Assuming that every insect spends roughly the same amount of time in areas of attraction to traps, then the detectability will be reduced by the samplingfraction.
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.

词汇	sampling-fraction
释义	sampling fraction noun[ C ] MARKETING, MEASURESukus the relationship between the size of a group taking part in a study and the size of the larger group that they belong to: Given the low sampling fraction (5%), the data cannot be considered statistically representative. Examples of sampling fraction sampling fraction According to sampling theory, this assumption is reasonable when the samplingfraction is small. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. If the samplingfraction is less than 5%, then the finite population effect might be ignored. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. To adjust for a large samplingfraction, the fpc factored into the calculation of the margin of error, which has the effect of narrowing the margin of error. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. Thus, the total samplingfraction for this par t of the site is 5%. One 5- 5-m square (or a 1% samplingfraction) from each stratum was randomly selected using a table of random numbers. Due to the different sampling probabilities (for different age groups), relative weights inversely proportional to the samplingfraction were used. Due to the different sampling probabilities, relative weights inversely proportional to the samplingfraction are used in the estimation of measures which are generalized to the sampling frame. The proportion of time that each insect spends in the areas of attraction is termed here the samplingfraction. It is a one in 10 sample of incomes over £100,000 and an even bigger samplingfraction of the very largest incomes. From the Hansard archive Example from the Hansard archive. Contains Parliamentary information licensed under the Open Parliament Licence v3.0 Assuming that every insect spends roughly the same amount of time in areas of attraction to traps, then the detectability will be reduced by the samplingfraction. 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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Examples of sampling fraction