In economics, the Gini coefficient (/ˈdʒiːni/ JEE-nee), also known as the Gini index or Gini ratio, is a measure of statistical dispersion intended to...
95 KB (10,766 words) - 17:06, 18 October 2024
In statistics, the coefficient of determination, denoted R2 or r2 and pronounced "R squared", is the proportion of the variation in the dependent variable...
45 KB (6,211 words) - 09:20, 18 October 2024
In statistics, the Pearson correlation coefficient (PCC) is a correlation coefficient that measures linear correlation between two sets of data. It is...
58 KB (8,481 words) - 20:26, 21 September 2024
Mass diffusivity (redirect from Diffusion coefficient)
Diffusivity, mass diffusivity or diffusion coefficient is usually written as the proportionality constant between the molar flux due to molecular diffusion...
14 KB (1,630 words) - 16:19, 6 June 2024
The coefficient of relationship is a measure of the degree of consanguinity (or biological relationship) between two individuals. The term coefficient of...
16 KB (1,609 words) - 00:09, 14 October 2024
In ballistics, the ballistic coefficient (BC, Cb) of a body is a measure of its ability to overcome air resistance in flight. It is inversely proportional...
46 KB (5,967 words) - 21:14, 11 September 2024
Friction (redirect from Friction coefficient)
pavement has a high coefficient of friction. Coefficients of friction range from near zero to greater than one. The coefficient of friction between two...
82 KB (9,250 words) - 15:02, 7 October 2024
Thermoelectric effect (redirect from Thomson coefficient)
create temperature differences), and the Thomson effect (the Seebeck coefficient varies with temperature). The Seebeck and Peltier effects are different...
30 KB (3,859 words) - 12:29, 18 October 2024
In thermodynamics, the heat transfer coefficient or film coefficient, or film effectiveness, is the proportionality constant between the heat flux and...
26 KB (4,427 words) - 10:13, 20 August 2024
Henry's law (redirect from Bunsen solubility coefficient)
partitioning coefficient K WA {\displaystyle K_{\text{WA}}} . It is closely related to the various, slightly different definitions of the Ostwald coefficient L {\displaystyle...
31 KB (4,864 words) - 13:31, 16 September 2024
In the physical sciences, a partition coefficient (P) or distribution coefficient (D) is the ratio of concentrations of a compound in a mixture of two...
57 KB (6,373 words) - 07:40, 20 October 2024
Fresnel equations (redirect from Fresnel coefficient)
The Fresnel equations (or Fresnel coefficients) describe the reflection and transmission of light (or electromagnetic radiation in general) when incident...
70 KB (8,315 words) - 05:03, 21 July 2024
In statistics, Spearman's rank correlation coefficient or Spearman's ρ, named after Charles Spearman and often denoted by the Greek letter ρ {\displaystyle...
32 KB (4,260 words) - 13:23, 9 September 2024
Clebsch–Gordan (CG) coefficients are numbers that arise in angular momentum coupling in quantum mechanics. They appear as the expansion coefficients of total angular...
35 KB (6,142 words) - 11:09, 3 August 2024
2025 FIFA Club World Cup (redirect from Mundial de Clubes FIFA 25)
existence of the well-established UEFA club coefficient system, the method used by UEFA to calculate the club coefficient was "exceptionally applied" to rank...
47 KB (2,867 words) - 14:11, 20 October 2024
Christoffel symbols (redirect from Christoffel coefficient)
the connection coefficients ωabc are called the Ricci rotation coefficients. Equivalently, one can define Ricci rotation coefficients as follows: ω k...
42 KB (7,076 words) - 16:07, 8 July 2024
Beer–Lambert law (category CS1 German-language sources (de))
effect. Thus a scattering coefficient μs and an absorption coefficient μa can be combined into a total extinction coefficient μ = μs + μa. Importantly...
27 KB (3,810 words) - 00:10, 14 October 2024
Manning formula (redirect from Manning coefficient of roughness)
2808399 ft)1/3/s = 1.4859 ft/s) Note: the Strickler coefficient is the reciprocal of Manning coefficient: Ks=1/n, having dimension of L1/3/T and units of...
14 KB (1,754 words) - 23:17, 12 July 2024
Joule–Thomson effect (redirect from Joule-Thomson coefficient)
expansion is quantified by the Joule–Thomson coefficient, μ J T {\displaystyle \mu _{\mathrm {JT} }} . This coefficient may be either positive (corresponding...
33 KB (4,464 words) - 11:28, 15 August 2024
2017. "About the Club". FC Girondins de Bordeaux. 11 March 2019. Retrieved 28 July 2020. UEFA.com. "Club Coefficients". RTL Group. "Football 24/7 – Jean-Phillipe...
43 KB (3,544 words) - 09:51, 30 September 2024
Linear regression (redirect from Regression coefficient)
University Press. p. 26. A simple regression equation has on the right hand side an intercept and an explanatory variable with a slope coefficient. A multiple...
75 KB (10,420 words) - 11:59, 15 October 2024
Binomial theorem (section Binomial coefficients)
the exponents b and c are nonnegative integers with b + c = n, and the coefficient a of each term is a specific positive integer depending on n and b. For...
35 KB (6,250 words) - 12:25, 10 October 2024
Local system (redirect from Local coefficient system)
system of local coefficients) on a topological space X is a tool from algebraic topology which interpolates between cohomology with coefficients in a fixed...
14 KB (2,679 words) - 05:21, 20 October 2024
June 19, 1729, James Stirling sent to de Moivre a letter, which illustrated how he calculated the coefficient of the middle term of a binomial expansion...
39 KB (5,799 words) - 00:21, 24 September 2024
numbers, then the identity of these parts can be written using binomial coefficients. This formula was given by 16th century French mathematician François...
13 KB (2,449 words) - 16:51, 8 September 2024
Fourier series (redirect from Fourier coefficient)
functions, have Fourier series that converge to the original function. The coefficients of the Fourier series are determined by integrals of the function multiplied...
70 KB (10,863 words) - 12:21, 11 September 2024
Solar gain (redirect from Solar Heat Gain Coefficient)
rather than just providing a coefficient for a single wavelength like the shading coefficient does. Though the shading coefficient is still mentioned in manufacturer...
17 KB (2,304 words) - 13:30, 6 February 2024
Bieberbach (1916) and finally proven by Louis de Branges (1985). The statement concerns the Taylor coefficients a n {\displaystyle a_{n}} of a univalent function...
18 KB (2,622 words) - 02:25, 17 April 2024
Photoelasticity (redirect from Stress-optic coefficient)
_{1}-\sigma _{2})} where Δ is the induced retardation, C is the stress-optic coefficient, t is the specimen thickness, λ is the vacuum wavelength, and σ1 and...
19 KB (2,384 words) - 22:15, 16 September 2024
In mathematical physics, Clebsch–Gordan coefficients are the expansion coefficients of total angular momentum eigenstates in an uncoupled tensor product...
41 KB (7,679 words) - 15:52, 26 September 2024