Quantcast
Merriam-Webster Logo
  • Dictionary
  • Thesaurus
  • Scrabble
  • Spanish Central
  • Learner's Dictionary

F distribution

noun

Definition of F distribution

  1. :  a probability density function that is used especially in analysis of variance and is a function of the ratio of two independent random variables each of which has a chi-square distribution and is divided by its number of degrees of freedom



Origin of f distribution

Sir Ronald Fisher †1962 English geneticist and statistician


First Known Use: 1947


Seen and Heard

What made you want to look up F distribution? Please tell us where you read or heard it (including the quote, if possible).

WORD OF THE DAY

to expose to danger or risk

Get Word of the Day daily email!