Coefficient (disambiguation)

Coefficient could have one of the following meanings:

Mathematics

• A coefficient is a constant multiplication of a function.
• The term differential coefficient has been mostly displaced by the modern term derivative.

Computing

• In computer arithmetics, the term coefficient (floating point number) is also sometimes used as a synonym for mantissa or significand.

Probability theory and statistics

• The coefficient of determination, denoted R² and pronounced R squared, is the proportion of total variation of outcomes explained by a statistical model.
• The coefficient of variation (CV) is a normalized measure of dispersion of a probability distribution or frequency distribution.
• The correlation coefficient (Pearson's r) is a measure of the linear correlation (dependence) between two variables.

Science

• In physics, a physical coefficient is an important number that characterizes some physical property of an object.
• In chemistry, a stoichiometric coefficient is a number placed in front of a term in a chemical equation to indicate how many molecules (or atoms) take part in the reaction.

Other

• UEFA coefficient, used by the governing body for association football in Europe to calculate ranking points for its member clubs and national federations
• The Coefficients were an Edwardian London dining club.