# What is the coefficient?

The term coefficient is used in geometry, physics, chemistry, statistics and even medicine. What is the coefficient? This is a numerical factor multiplied by a variable.

The coefficient is also called the relative value that determines the properties of different processes or devices.

## What is the coefficient in different industries?

The concept of "coefficient" has found wide application in many spheres of life

- angular coefficient - a concept from analytic geometry, one of the parameters characterizing the position of a straight line on the Cartesian coordinate plane;
- coefficient of thermal conductivity - a value reflecting the ability of a material to conduct heat energy;
- coefficient of friction - the value of the force that must be applied to slip two objects on the surface of each other;
- the coefficient of atherogenicity is a medical term, an indicator of the risk of developing atherosclerosis;
- liquidity ratio - a financial concept that characterizes the ratio of the assets of the enterprise to its debt obligations;
- correlation coefficient - a number expressing the relationship between two or more random variables;
- coefficient of intelligence (IQ) - an indicator of mental development, the ability to think and perceive what is happening;
- coefficient of efficiency (EFFICIENCY) - a concept that reflects the efficiency of the system in relation to the energy it uses;
- the UEFA coefficient is an indicator of the qualification level of the game of all football clubs of a country.