distribution function
nounUK /ˌdɪstrɪˈbjuːʃən ˈfʌŋkʃən/
US /ˌdɪstrɪˈbjuːʃən ˈfʌŋkʃən/
A distribution function is a math rule that tells you how likely different results are.
The teacher used a distribution function to show how the test scores were spread out.
RELATED WORDS
OTHER MEANINGS
2. In physics, a function describing how particles or energy are spread over different states.
The Fermi-Dirac distribution function describes how electrons fill energy levels.
3. A mathematical function giving the probability that a random variable is less than or equal to a given value.
We plotted the distribution function to see the chance of rain below 10 mm.
4. A function that shows how a quantity is distributed across a range, such as mass or charge.
The charge distribution function helped the engineers map the electric field.