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coefficient Idioms & Phrases


absorption coefficient

  • noun a measure of the rate of decrease in the intensity of electromagnetic radiation (as light) as it passes through a given substance; the fraction of incident radiant energy absorbed per unit mass or thickness of an absorber
    absorption coefficient; absorptance.
    • absorptance equals 1 minus transmittance
WordNet

Arbitrary coefficient

  • (Math.), a literal coefficient placed arbitrarily in an algebraic, expression, the value of the coefficient being afterwards determined by the conditions of the problem.
Webster 1913

biserial correlation coefficient

  • noun a correlation coefficient in which one variable is many-valued and the other is dichotomous
    biserial correlation.
WordNet

coefficient of absorption

  • noun a measure of the rate of decrease in the intensity of electromagnetic radiation (as light) as it passes through a given substance; the fraction of incident radiant energy absorbed per unit mass or thickness of an absorber
    absorption coefficient; absorptance.
    • absorptance equals 1 minus transmittance
WordNet

coefficient of concordance

  • noun a coefficient of agreement (concordance) between different sets of rank orderings of the same set of things
WordNet

coefficient of correlation

  • noun a statistic representing how closely two variables co-vary; it can vary from -1 (perfect negative correlation) through 0 (no correlation) to +1 (perfect positive correlation)
    coefficient of correlation; correlation.
    • what is the correlation between those two variables?
WordNet

coefficient of drag

  • noun the ratio of the drag on a body moving through air to the product of the velocity and the surface area of the body
    coefficient of drag.
WordNet

coefficient of elasticity

  • noun (physics) the ratio of the applied stress to the change in shape of an elastic body
    elastic modulus; modulus of elasticity.
WordNet

coefficient of expansion

  • noun the fractional change in length or area or volume per unit change in temperature at a given constant pressure
    expansivity.
WordNet

coefficient of friction

  • noun the ratio of the weight of an object being moved along a surface and the force that maintains contact between the object and the surface
WordNet

coefficient of mutual induction

  • noun a measure of the induction between two circuits; the ratio of the electromotive force in a circuit to the corresponding change of current in a neighboring circuit; usually measured in henries
    mutual inductance.
WordNet

coefficient of reflection

  • noun the fraction of radiant energy that is reflected from a surface
    reflectance; reflection factor; reflectivity.
WordNet

coefficient of self induction

  • noun the ratio of the electromotive force produced in a circuit by self-induction to the rate of change of current producing it, expressed in henries
    self-inductance.
WordNet

coefficient of viscosity

  • noun a measure of the resistance to flow of a fluid under an applied force
    dynamic viscosity; absolute viscosity.
WordNet

correlation coefficient

  • noun a statistic representing how closely two variables co-vary; it can vary from -1 (perfect negative correlation) through 0 (no correlation) to +1 (perfect positive correlation)
    coefficient of correlation; correlation.
    • what is the correlation between those two variables?
WordNet

Differential coefficient

  • noun the result of mathematical differentiation; the instantaneous change of one quantity relative to another; df(x)/dx
    derivative; derived function; differential; first derivative.
WordNet
  • the limit of the ratio of the increment of a function of a variable to the increment of the variable itself, when these increments are made indefinitely small.
Webster 1913

drag coefficient

  • noun the ratio of the drag on a body moving through air to the product of the velocity and the surface area of the body
    coefficient of drag.
WordNet

Indeterminate coefficients

  • (Math.), coefficients arbitrarily assumed for convenience of calculation, or to facilitate some artifice of analysis. Their values are subsequently determined.
Webster 1913

multiple correlation coefficient

  • noun an estimate of the combined influence of two or more variables on the observed (dependent) variable
WordNet

Partial differentials, Partial differential coefficients, Partial differentiation

  • etc. (of a function of two or more variables), the differentials, differential coefficients, differentiation etc., of the function, upon the hypothesis that some of the variables are for the time constant.
Webster 1913

pearson product-moment correlation coefficient

  • noun the most commonly used method of computing a correlation coefficient between variables that are linearly related
    Pearson product-moment correlation coefficient.
WordNet

phi coefficient

  • noun an index of the relation between any two sets of scores that can both be represented on ordered binary dimensions (e.g., male-female)
    fourfold point correlation; phi correlation.
WordNet

product-moment correlation coefficient

  • noun the most commonly used method of computing a correlation coefficient between variables that are linearly related
    Pearson product-moment correlation coefficient.
WordNet

rank-difference correlation coefficient

  • noun the most commonly used method of computing a correlation coefficient between the ranks of scores on two variables
    rank-difference correlation; rank-difference correlation coefficient; rank-order correlation.
WordNet

rank-order correlation coefficient

  • noun the most commonly used method of computing a correlation coefficient between the ranks of scores on two variables
    rank-difference correlation; rank-difference correlation coefficient; rank-order correlation.
WordNet

regression coefficient

  • noun when the regression line is linear (y = ax + b) the regression coefficient is the constant (a) that represents the rate of change of one variable (y) as a function of changes in the other (x); it is the slope of the regression line
WordNet

tau coefficient of correlation

  • noun a nonparametric measure of the agreement between two rankings
    Kendall's tau; Kendall rank correlation.
WordNet

tetrachoric correlation coefficient

  • noun a correlation coefficient computed for two normally distributed variables that are both expressed as a dichotomy
    tetrachoric correlation.
WordNet

"Rowling never met an adverb she didn't like."

-Stephen King on J.K Rowling's excessive use of adverbs.

Fear not the Adverb Hell!

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