• The generalized normal distribution (GND) or generalized Gaussian distribution (GGD) is either of two families of parametric continuous probability distributions...
    23 KB (2,767 words) - 09:48, 6 March 2025
  • Thumbnail for Normal distribution
    probability theory and statistics, a normal distribution or Gaussian distribution is a type of continuous probability distribution for a real-valued random variable...
    148 KB (22,625 words) - 14:53, 1 May 2025
  • Thumbnail for Multivariate normal distribution
    normal distribution, multivariate Gaussian distribution, or joint normal distribution is a generalization of the one-dimensional (univariate) normal distribution...
    65 KB (9,594 words) - 15:19, 3 May 2025
  • Thumbnail for Generalized chi-squared distribution
    theory and statistics, the generalized chi-squared distribution (or generalized chi-square distribution) is the distribution of a quadratic function of...
    16 KB (2,076 words) - 18:57, 27 April 2025
  • Thumbnail for Skew normal distribution
    and statistics, the skew normal distribution is a continuous probability distribution that generalises the normal distribution to allow for non-zero skewness...
    11 KB (1,365 words) - 16:27, 19 July 2024
  • variables. The generalized logistic distribution The generalized normal distribution The geometric stable distribution The Gumbel distribution The Holtsmark...
    22 KB (2,620 words) - 07:59, 2 May 2025
  • Thumbnail for Chi-squared distribution
    standard normal random variables. The chi-squared distribution χ k 2 {\displaystyle \chi _{k}^{2}} is a special case of the gamma distribution and the...
    45 KB (6,817 words) - 10:25, 19 March 2025
  • Thumbnail for Generalized gamma distribution
    given set of data. Another example is the half-normal distribution. The generalized gamma distribution has two shape parameters, d > 0 {\displaystyle...
    8 KB (1,208 words) - 16:43, 7 November 2024
  • elliptical distribution is any member of a broad family of probability distributions that generalize the multivariate normal distribution. Intuitively...
    15 KB (1,751 words) - 03:08, 14 February 2025
  • and statistics, the skewed generalized "t" distribution is a family of continuous probability distributions. The distribution was first introduced by Panayiotis...
    18 KB (3,598 words) - 20:38, 4 January 2024
  • Thumbnail for Truncated normal distribution
    In probability and statistics, the truncated normal distribution is the probability distribution derived from that of a normally distributed random variable...
    20 KB (2,282 words) - 11:12, 27 April 2025
  • be generalized hyperbolic at another point in time. In fact, the generalized Laplace distributions and the normal inverse Gaussian distributions are...
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  • Thumbnail for Laplace distribution
    Consequently, the Laplace distribution has fatter tails than the normal distribution. It is a special case of the generalized normal distribution and the hyperbolic...
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  • Thumbnail for Student's t-distribution
    continuous probability distribution that generalizes the standard normal distribution. Like the latter, it is symmetric around zero and bell-shaped. However...
    55 KB (6,423 words) - 01:51, 28 March 2025
  • Thumbnail for Half-normal distribution
    the half-normal distribution is a special case of the folded normal distribution. Let X {\displaystyle X} follow an ordinary normal distribution, N ( 0...
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  • theory and statistics, the generalized extreme value (GEV) distribution is a family of continuous probability distributions developed within extreme value...
    26 KB (3,823 words) - 21:58, 3 April 2025
  • Thumbnail for Folded normal distribution
    The folded normal distribution is a probability distribution related to the normal distribution. Given a normally distributed random variable X with mean...
    18 KB (3,424 words) - 02:55, 1 August 2024
  • In probability theory, the family of complex normal distributions, denoted C N {\displaystyle {\mathcal {CN}}} or N C {\displaystyle {\mathcal {N}}_{\mathcal...
    16 KB (2,289 words) - 13:38, 6 February 2025
  • The term generalized logistic distribution is used as the name for several different families of probability distributions. For example, Johnson et al...
    19 KB (3,526 words) - 13:06, 14 December 2024
  • use, and includes all distributions encompassed by the alternative definitions, as well as those distributions such as log-normal that possess all their...
    19 KB (2,705 words) - 14:30, 22 July 2024
  • Thumbnail for Normal-inverse-gamma distribution
    probability theory and statistics, the normal-inverse-gamma distribution (or Gaussian-inverse-gamma distribution) is a four-parameter family of multivariate...
    12 KB (2,039 words) - 20:58, 19 March 2025
  • In statistics, a generalized linear model (GLM) is a flexible generalization of ordinary linear regression. The GLM generalizes linear regression by allowing...
    31 KB (4,246 words) - 04:22, 20 April 2025
  • the ratio Z = X/Y is a ratio distribution. An example is the Cauchy distribution (also called the normal ratio distribution), which comes about as the ratio...
    53 KB (10,468 words) - 04:59, 2 March 2025
  • Thumbnail for Generalized inverse Gaussian distribution
    statistics, the generalized inverse Gaussian distribution (GIG) is a three-parameter family of continuous probability distributions with probability...
    10 KB (1,357 words) - 16:33, 24 April 2025
  • the generalized beta distribution is a continuous probability distribution with four shape parameters, including more than thirty named distributions as...
    20 KB (4,410 words) - 07:32, 24 October 2024
  • Thumbnail for Symmetric probability distribution
    "Tables of Quantiles of the Distribution of the Empirical Chiral Index in the Case of the Uniform Law and in the Case of the Normal Law". arXiv:2005.09960...
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  • including the half-normal distribution, truncated normal distribution, gamma distribution, and square root of the gamma distribution, all of which are...
    13 KB (1,784 words) - 20:50, 5 December 2024
  • The normal-inverse Gaussian distribution (NIG, also known as the normal-Wald distribution) is a continuous probability distribution that is defined as...
    7 KB (905 words) - 19:43, 16 July 2023
  • Thumbnail for Log-logistic distribution
    similar in shape to the log-normal distribution but has heavier tails. Unlike the log-normal, its cumulative distribution function can be written in closed...
    19 KB (2,053 words) - 09:15, 4 October 2024
  • Thumbnail for Logistic distribution
    the normal distribution in shape but has heavier tails (higher kurtosis). The logistic distribution is a special case of the Tukey lambda distribution. The...
    13 KB (1,789 words) - 17:39, 17 March 2025