random sample
noun[C]
ukusMARKETING
agroupofpeople,data, etc. that ischosenfrom alargergroupwithout using anysystem,plan, orrule:
Thesurveyinterviewedarandomsampleof 850adults.
random sampling
noun[CorU]
Fraud iskeptdown byrandomsampling.
Examplesofrandom sample
random sample
It uses a stratifiedrandomsampletechnique and an oversample of non-marital births.
From
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This example is from Wikipedia and may be reused under a CC BY-SA license.A simplerandomsampleis an unbiased surveying technique.
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This example is from Wikipedia and may be reused under a CC BY-SA license.Getting a high response rate (80%) from a small,randomsampleis considered preferable to a low response rate from a large sample.
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This example is from Wikipedia and may be reused under a CC BY-SA license.That is, the alleles in the offspring are arandomsampleof those in the parents.
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This example is from Wikipedia and may be reused under a CC BY-SA license.The statistical errors on the other hand are independent, and their sum within therandomsampleis almost surely not zero.
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This example is from Wikipedia and may be reused under a CC BY-SA license.That proportion is the parameter sought; the estimate is based on a smallrandomsampleof voters.
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This example is from Wikipedia and may be reused under a CC BY-SA license.In stratified sampling, arandomsampleis drawn from each of the strata, whereas in cluster sampling only the selected clusters are studied.
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Wikipedia
This example is from Wikipedia and may be reused under a CC BY-SA license.This can be achieved by drawing arandomsamplefrom the original population at risk.
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This example is from Wikipedia and may be reused under a CC BY-SA license.A purerandomsampleis an inefficient method of collecting such data, but observations made sequentially can not be treated as independent observations.
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This example is from Wikipedia and may be reused under a CC BY-SA license.However, it is standard practice to assume that the sample mean from arandomsampleis normal, because of the central-limit theorem.
FromThis example is from Wikipedia and may be reused under a CC BY-SA license.
Wikipedia
This example is from Wikipedia and may be reused under a CC BY-SA license.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.
- credit-risk
- credit sale
- credit-sale
- credit sb with sth
- credit-sb-with-sth
- credit score
- credit-score
- credit scoring
- credit-scoring
- credit services
- credit-services
- credit society
- credit-society
- credit someone with something
- credit spread
- credit-spread
- credit squeeze
- credit-squeeze
- credit standing
- credit-standing
- credit swap
- credit-swap
- credit terms
- credit-terms
- credit-to