In statistics, quality assurance, and survey methodology, sampling is the selection of a subset or a statistical sample (termed sample for short) of individuals...
54 KB (7,394 words) - 10:34, 24 August 2024
In statistics, stratified sampling is a method of sampling from a population which can be partitioned into subpopulations. In statistical surveys, when...
11 KB (1,512 words) - 15:03, 23 August 2024
sampling is also related to umbrella sampling in computational physics. Depending on the application, the term may refer to the process of sampling from...
25 KB (3,810 words) - 19:30, 3 September 2024
Statistical inference (redirect from Sampling statistics)
also of importance: in survey sampling, use of sampling without replacement ensures the exchangeability of the sample with the population; in randomized...
48 KB (5,519 words) - 09:48, 23 July 2024
sampling (also known as grab sampling, accidental sampling, or opportunity sampling) is a type of non-probability sampling that involves the sample being...
8 KB (983 words) - 03:38, 3 May 2024
Look up sampling in Wiktionary, the free dictionary. Sampling may refer to: Sampling (signal processing), converting a continuous signal into a discrete...
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Statistical population (redirect from Population (statistics))
the sample mean will be close to the population mean. Data collection system Horvitz–Thompson estimator Sample (statistics) Sampling (statistics) Stratum...
5 KB (532 words) - 10:15, 6 September 2024
In statistics, sampling errors are incurred when the statistical characteristics of a population are estimated from a subset, or sample, of that population...
5 KB (698 words) - 18:44, 20 October 2023
In statistics, cluster sampling is a sampling plan used when mutually homogeneous yet internally heterogeneous groupings are evident in a statistical population...
16 KB (2,327 words) - 15:10, 21 August 2024
In statistics, sampling bias is a bias in which a sample is collected in such a way that some members of the intended population have a lower or higher...
23 KB (2,877 words) - 16:31, 3 May 2024
{\displaystyle T} seconds, which is called the sampling interval or sampling period. Then the sampled function is given by the sequence: s ( n T ) , {\displaystyle...
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cross-cultural sample, a sample of 186 cultures, used by scholars engaged in cross-cultural studies Sampler (disambiguation) Sampling (disambiguation)...
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error, etc.) to sample estimates. This technique allows estimation of the sampling distribution of almost any statistic using random sampling methods. Bootstrapping...
69 KB (9,313 words) - 02:47, 8 September 2024
In statistics, a sampling frame is the source material or device from which a sample is drawn. It is a list of all those within a population who can be...
9 KB (1,228 words) - 01:41, 21 June 2024
only one sample is observed, but the sampling distribution can be found theoretically. Sampling distributions are important in statistics because they...
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observational errors, sampling variation). Descriptive statistics are most often concerned with two sets of properties of a distribution (sample or population):...
78 KB (8,770 words) - 09:10, 10 September 2024
random sampling is a basic type of sampling and can be a component of other more complex sampling methods. The principle of simple random sampling is that...
12 KB (1,788 words) - 15:13, 4 September 2024
Stratified randomization (category Sampling (statistics))
clear distinctions during sampling. This sampling method should be distinguished from cluster sampling, where a simple random sample of several entire clusters...
18 KB (2,198 words) - 02:05, 13 July 2024
surveys conducted by the Ministry are based on scientific sampling methods. The Ministry of Statistics and Programme Implementation (MOSPI) came into existence...
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complicated sampling techniques, such as stratified sampling, the sample can often be split up into sub-samples. Typically, if there are H such sub-samples (from...
27 KB (3,875 words) - 17:51, 20 July 2024
Nonprobability sampling is a form of sampling that does not utilise random sampling techniques where the probability of getting any particular sample may be calculated...
7 KB (799 words) - 09:12, 20 May 2024
results to an aggregate level results in information loss. For instance, if statistics for education and employment are aggregated separately, they cannot be...
3 KB (324 words) - 20:09, 28 October 2023
Acceptance sampling uses statistical sampling to determine whether to accept or reject a production lot of material. It has been a common quality control...
6 KB (887 words) - 04:00, 31 July 2024
In statistics, survey sampling describes the process of selecting a sample of elements from a target population to conduct a survey. The term "survey"...
14 KB (1,725 words) - 16:04, 29 March 2024
Variance (redirect from Variance (statistics))
statistical inference, hypothesis testing, goodness of fit, and Monte Carlo sampling. The variance of a random variable X {\displaystyle X} is the expected...
58 KB (10,078 words) - 09:09, 23 August 2024
Test statistic (redirect from Test statistics)
informative descriptive statistics, such as the sample range, do not make good test statistics since it is difficult to determine their sampling distribution. Two...
13 KB (1,099 words) - 21:44, 21 July 2024
Statistic (redirect from Sample statistics)
percentiles Test statistics, such as t-statistic, chi-squared statistic, f statistic Order statistics, including sample maximum and minimum Sample moments and...
6 KB (775 words) - 07:05, 18 August 2024
sociology and statistics research, snowball sampling (or chain sampling, chain-referral sampling, referral sampling) is a nonprobability sampling technique...
22 KB (2,793 words) - 16:53, 1 November 2023
finite population sampling, a sampling design specifies for every possible sample its probability of being drawn. Mathematically, a sampling design is denoted...
2 KB (290 words) - 09:02, 30 May 2021
determination Sample space Sample (statistics) Sample-continuous process Sampling (statistics) Simple random sampling Snowball sampling Systematic sampling Stratified...
87 KB (8,280 words) - 14:50, 5 July 2024