• derivative of the moment-generating function, evaluated at 0. In addition to univariate real-valued distributions, moment-generating functions can also be defined...
    19 KB (2,820 words) - 11:49, 25 April 2025
  • are defined using the cumulant-generating function K(t), which is the natural logarithm of the moment-generating function: K ( t ) = log ⁡ E ⁡ [ e t X ]...
    50 KB (8,877 words) - 04:04, 25 May 2025
  • the probability generating function (of X {\displaystyle X} ) and M X ( t ) {\displaystyle M_{X}(t)} is the moment-generating function (of X {\displaystyle...
    10 KB (1,758 words) - 20:39, 26 April 2025
  • generating functions of note include the entries in the next table, which is by no means complete. Moment-generating function Probability-generating function...
    87 KB (14,462 words) - 22:42, 3 May 2025
  • Thumbnail for Wigner semicircle distribution
    confluent hypergeometric function and J1 is the Bessel function of the first kind. Likewise the moment generating function can be calculated as M ( t...
    8 KB (988 words) - 14:04, 7 May 2025
  • moment L-moment Method of moments (probability theory) Method of moments (statistics) Moment-generating function Moment measure Second moment method Standardised...
    21 KB (3,066 words) - 21:09, 14 April 2025
  • Thumbnail for Characteristic function (probability theory)
    a function of a real-valued argument, unlike the moment-generating function. There are relations between the behavior of the characteristic function of...
    38 KB (5,208 words) - 13:53, 16 April 2025
  • In probability theory and statistics, the factorial moment generating function (FMGF) of the probability distribution of a real-valued random variable...
    3 KB (396 words) - 21:10, 14 April 2025
  • Thumbnail for Weibull distribution
    Meijer G-function. The characteristic function has also been obtained by Muraleedharan et al. (2007). The characteristic function and moment generating function...
    39 KB (5,828 words) - 06:29, 11 June 2025
  • Thumbnail for Continuous uniform distribution
    height would be ⁠ 1 15 . {\displaystyle {\tfrac {1}{15}}.} ⁠ The moment-generating function of the continuous uniform distribution is: M X = E ⁡ [ e t X ]...
    28 KB (4,230 words) - 23:30, 5 April 2025
  • decreasing upper bound on the tail of a random variable based on its moment generating function. The minimum of all such exponential bounds forms the Chernoff...
    32 KB (5,089 words) - 17:22, 30 April 2025
  • Thumbnail for Noncentral chi-squared distribution
    in the series are (1 + 2i) + (k − 1) = k + 2i as required. The moment-generating function is given by M ( t ; k , λ ) = exp ⁡ ( λ t 1 − 2 t ) ( 1 − 2 t...
    21 KB (3,719 words) - 14:30, 25 May 2025
  • Thumbnail for Log-normal distribution
    determined by its moments. This implies that it cannot have a defined moment generating function in a neighborhood of zero. Indeed, the expected value E ⁡ [ e...
    90 KB (12,551 words) - 22:45, 22 May 2025
  • π {\displaystyle M_{\pi }} is the moment generating function of the density. For the probability generating function, one obtains m X ( s ) = M π ( s −...
    10 KB (1,169 words) - 10:24, 10 June 2025
  • Thumbnail for Zeta distribution
    the series itself, and are therefore undefined for large n. The moment generating function is defined as M ( t ; s ) = E ( e t X ) = 1 ζ ( s ) ∑ k = 1 ∞...
    7 KB (1,029 words) - 00:03, 8 May 2025
  • Thumbnail for Beta distribution
    \end{aligned}}} In particular MX(α; β; 0) = 1. Using the moment generating function, the k-th raw moment is given by the factor ∏ r = 0 k − 1 α + r α + β +...
    245 KB (40,562 words) - 12:56, 14 May 2025
  • Thumbnail for Normal distribution
    \operatorname {E} [X^{k}]} ⁠. The cumulant generating function is the logarithm of the moment generating function, namely g ( t ) = ln ⁡ M ( t ) = μ t + 1...
    151 KB (22,720 words) - 14:33, 14 June 2025
  • Thumbnail for Gamma process
    where Γ ( z ) {\displaystyle \Gamma (z)} is the Gamma function. The moment generating function is the expected value of exp ⁡ ( t X ) {\displaystyle \exp(tX)}...
    6 KB (891 words) - 15:46, 11 June 2025
  • formula for any PDF or probability mass function of a distribution, based on the moment generating function. There is also a formula for the CDF of the...
    5 KB (790 words) - 06:21, 9 January 2025
  • univariate probability distribution with probability density function f(x), the n-th moment about the mean μ is μ n = E ⁡ [ ( X − E ⁡ [ X ] ) n ] = ∫ −...
    9 KB (1,387 words) - 21:09, 14 April 2025
  • by Harry Bateman. In Campbell's work, he presents the moments and generating functions of the random sum of a Poisson process on the real line, but remarks...
    15 KB (2,131 words) - 06:32, 14 April 2025
  • Thumbnail for Lévy distribution
    distribution do not exist (only some fractional moments). The moment-generating function would be formally defined by M ( t ; c )   = d e f   c 2 π ∫ 0...
    10 KB (1,371 words) - 22:22, 14 April 2024
  • Thumbnail for Cauchy distribution
    fractional absolute moments exist. The Cauchy distribution has no moment generating function. In mathematics, it is closely related to the Poisson kernel,...
    47 KB (6,933 words) - 09:09, 19 May 2025
  • {\mu }}^{T})} includes parameters of the distribution. The joint moment generating function of G-MVLG distribution is as the following: M Y ( t ) = δ ν (...
    5 KB (1,019 words) - 20:02, 9 December 2016
  • Thumbnail for Rectangular function
    characteristic function is φ ( k ) = sin ⁡ ( k / 2 ) k / 2 , {\displaystyle \varphi (k)={\frac {\sin(k/2)}{k/2}},} and its moment-generating function is M ( k...
    10 KB (1,625 words) - 21:11, 28 May 2025
  • Thumbnail for Hermite distribution
    e^{t}-1)+a_{2}(e^{2t}-1))} The cumulant generating function is the logarithm of the moment generating function and is equal to K ( t ) = log ⁡ ( M ( t...
    19 KB (3,280 words) - 15:12, 26 May 2025
  • form for the moment-generating function for the distribution of x. In particular, using the properties of the cumulant generating function, E ⁡ ( T j )...
    86 KB (11,203 words) - 22:36, 20 March 2025
  • Thumbnail for Probability mass function
    and statistics, a probability mass function (sometimes called probability function or frequency function) is a function that gives the probability that a...
    10 KB (1,539 words) - 19:51, 12 March 2025
  • Thumbnail for Probability distribution
    probability function, the cumulative distribution function, the probability mass function and the probability density function, the moment generating function and...
    48 KB (6,688 words) - 17:43, 6 May 2025
  • Thumbnail for Gompertz distribution
    {\displaystyle \eta ,b>0,} and x ≥ 0 . {\displaystyle x\geq 0\,.} The moment generating function is: E ( e − t X ) = η e η E t / b ( η ) {\displaystyle...
    12 KB (1,388 words) - 08:13, 3 June 2024