In statistics, a sampling distribution or finite-sample distribution is the probability distribution of a given random-sample-based statistic. For an arbitrarily...
7 KB (731 words) - 13:59, 4 April 2025
sampling formula describes the probabilities associated with counts of how many different alleles are observed a given number of times in the sample....
4 KB (532 words) - 14:07, 11 January 2025
Gibbs sampling or a Gibbs sampler is a Markov chain Monte Carlo (MCMC) algorithm for sampling from a specified multivariate probability distribution when...
37 KB (6,064 words) - 22:35, 19 June 2025
Importance sampling is a Monte Carlo method for evaluating properties of a particular distribution, while only having samples generated from a different...
26 KB (3,973 words) - 20:18, 9 May 2025
distribution function associated with the empirical measure of a sample. This cumulative distribution function is a step function that jumps up by 1/n at each...
13 KB (1,514 words) - 06:53, 17 July 2025
Bootstrapping (statistics) (redirect from Bootstrap sampling)
error, etc.) to sample estimates. This technique allows estimation of the sampling distribution of almost any statistic using random sampling methods. Bootstrapping...
69 KB (9,407 words) - 17:54, 23 May 2025
obtaining a sequence of random samples from a probability distribution from which direct sampling is difficult. New samples are added to the sequence in...
30 KB (4,556 words) - 09:14, 9 March 2025
Variance (redirect from Scaled chi-squared distribution)
distribution, then the sample variance calculated from that infinite set will match the value calculated using the distribution's equation for variance...
61 KB (10,215 words) - 16:29, 24 May 2025
number sampling Sample size determination Sampling (case studies) Sampling bias Sampling distribution Sampling error Sortition Survey sampling The textbook...
56 KB (7,602 words) - 16:44, 14 July 2025
In statistics, stratified sampling is a method of sampling from a population which can be partitioned into subpopulations. In statistical surveys, when...
11 KB (1,525 words) - 08:46, 29 July 2025
intervals. The sampling distribution of a mean is generated by repeated sampling from the same population and recording the sample mean per sample. This forms...
20 KB (2,781 words) - 01:28, 24 June 2025
Kolmogorov–Smirnov test (redirect from Kolmogorov distribution)
one-dimensional probability distributions. It can be used to test whether a sample came from a given reference probability distribution (one-sample K–S test), or to...
31 KB (3,909 words) - 09:43, 9 May 2025
occurrences, sampling using a Pólya urn model (in some sense, the "opposite" of sampling without replacement) Categorical distribution, for a single...
48 KB (6,688 words) - 17:43, 6 May 2025
t-distribution important in both theory and practice. The t distribution arises as the sampling distribution of the t statistic. Below the one-sample t statistic...
55 KB (6,423 words) - 01:28, 22 July 2025
Median (redirect from Sample median)
separating the higher half from the lower half of a data sample, a population, or a probability distribution. For a data set, it may be thought of as the “middle"...
63 KB (7,987 words) - 18:28, 31 July 2025
the sampling is carried out without replacement, the draws are not independent and so the resulting distribution is a hypergeometric distribution, not...
53 KB (7,559 words) - 21:23, 29 July 2025
Inverse transform sampling (also known as inversion sampling, the inverse probability integral transform, the inverse transformation method, or the Smirnov...
15 KB (2,085 words) - 02:03, 23 June 2025
Moment (mathematics) (redirect from Moment of a distribution)
to as the "adjusted sample variance" or sometimes simply the "sample variance". Problems of determining a probability distribution from its sequence of...
21 KB (3,068 words) - 20:19, 25 July 2025
hypercube sampling (LHS) is a statistical method for generating a near-random sample of parameter values from a multidimensional distribution. The sampling method...
5 KB (634 words) - 10:11, 23 June 2025
Univariate Distributions, Volume 2. Wiley. ISBN 978-0-471-58494-0. Karney, C. F. F. (2016). "Sampling exactly from the normal distribution". ACM Transactions...
149 KB (21,749 words) - 21:46, 22 July 2025
hypothesis tests, as the sample size, n, increases, the sampling distribution of the test statistic approaches the normal distribution (central limit theorem)...
45 KB (6,817 words) - 13:22, 30 July 2025
In statistics, cluster sampling is a sampling plan used when mutually homogeneous yet internally heterogeneous groupings are evident in a statistical population...
16 KB (2,332 words) - 04:09, 13 December 2024
Skewness (redirect from Skewed distribution)
unimodal distribution (a distribution with a single peak), negative skew commonly indicates that the tail is on the left side of the distribution, and positive...
28 KB (3,968 words) - 13:28, 18 April 2025
Kurtosis (redirect from Leptokurtic distribution)
quantifying kurtosis in theoretical distributions, and corresponding techniques allow estimation based on sample data from a population. It’s important...
37 KB (5,310 words) - 19:53, 13 July 2025
Central limit theorem (redirect from Central limit distribution theorem)
repeated sampling. That is, the theorem assumes the random sampling produces a sampling distribution formed from different values of means (or sums) of such...
67 KB (9,202 words) - 03:48, 9 June 2025
generalization of the beta distribution. The Ewens's sampling formula is a probability distribution on the set of all partitions of an integer n, arising...
22 KB (2,620 words) - 07:59, 2 May 2025
computational statistics, rejection sampling is a basic technique used to generate observations from a distribution. It is also commonly called the acceptance-rejection...
26 KB (4,455 words) - 07:44, 3 August 2025
Harmonic mean (section Size biased sampling)
Pharm Sci 74(2) 229-231 Cox DR (1969) Some sampling problems in technology. In: New developments in survey sampling. U.L. Johnson, H Smith eds. New York: Wiley...
37 KB (5,913 words) - 03:40, 8 June 2025
Standard deviation (redirect from Sample standard deviation)
{N-1}{2}}\right)}}.} This arises because the sampling distribution of the sample standard deviation follows a (scaled) chi distribution, and the correction factor is...
59 KB (8,278 words) - 02:30, 10 July 2025
Nonparametric statistics (redirect from Distribution-free model)
tests whether a sample is drawn from a given distribution Statistical bootstrap methods: estimates the accuracy/sampling distribution of a statistic Cochran's...
13 KB (1,692 words) - 00:24, 20 June 2025