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By his own account, Herbert Spencer described a concept similar to "survival of the fittest" in his 1852 "A Theory of Population". [9] He first used the phrase – after reading Charles Darwin's On the Origin of Species – in his Principles of Biology of 1864 [10] in which he drew parallels between his economic theories and Darwin's biological, evolutionary ones, writing, "This survival of ...
Fitness is often defined as a propensity or probability, rather than the actual number of offspring. For example, according to Maynard Smith, "Fitness is a property, not of an individual, but of a class of individuals—for example homozygous for allele A at a particular locus.
The Great Vowel Shift was a series of pronunciation changes in the vowels of the English language that took place primarily between the 1400s and 1600s [1] (the transition period from Middle English to Early Modern English), beginning in southern England and today having influenced effectively all dialects of English.
The goodness of fit of a statistical model describes how well it fits a set of observations. Measures of goodness of fit typically summarize the discrepancy between ...
1579 drawing of the Great Chain of Being from Didacus Valades , Rhetorica Christiana. The great chain of being is a hierarchical structure of all matter and life, thought by medieval Christianity to have been decreed by God. The chain begins with God and descends through angels, humans, animals and plants to minerals. [1] [2] [3]
The concept of direction of fit can also apply to speech acts: e.g., statements, guesses and conjectures have word-to-world direction of fit, while commands and promises have a world-to-word direction of fit. John Searle and Daniel Vanderveken [11] assert that there are only four possible "directions of fit" in language: 1.
Image source: The Motley Fool. Yum China (NYSE: YUMC) Q4 2024 Earnings Call Feb 06, 2025, 7:00 a.m. ET. Contents: Prepared Remarks. Questions and Answers. Call ...
"One size fits all" is a description for a product that would fit in all instances. The term has been extended to mean one style or procedure would fit in all related applications. It is an alternative for "Not everyone fits the mold." [1] [2] It has been in use for over five decades. There are both positive and negative uses of the phrase.