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  2. Latent and observable variables - Wikipedia

    en.wikipedia.org/wiki/Latent_and_observable...

    Quality of life is a latent variable which cannot be measured directly so observable variables are used to infer quality of life. Observable variables to measure quality of life include wealth, employment, environment, physical and mental health, education, recreation and leisure time, and social belonging.

  3. Dependent and independent variables - Wikipedia

    en.wikipedia.org/wiki/Dependent_and_independent...

    In mathematics, a function is a rule for taking an input (in the simplest case, a number or set of numbers) [5] and providing an output (which may also be a number). [5] A symbol that stands for an arbitrary input is called an independent variable, while a symbol that stands for an arbitrary output is called a dependent variable. [6]

  4. Contingency (evolutionary biology) - Wikipedia

    en.wikipedia.org/wiki/Contingency_(evolutionary...

    The paper Alternative Pathways in Astrobiology: Reviewing and Synthesizing Contingency and Non-Biomolecular Origins of Terrestrial and Extraterrestrial Life [5] extends Gould' contingency concept to the origins of lifeAbiogenesis, proposing that non-biomolecular chemistry may have played a significant role in the emergence of life on Earth. The ...

  5. Life - Wikipedia

    en.wikipedia.org/wiki/Life

    The diversity of life on Earth is a result of the dynamic interplay between genetic opportunity, metabolic capability, environmental challenges, [95] and symbiosis. [ 96 ] [ 97 ] [ 98 ] For most of its existence, Earth's habitable environment has been dominated by microorganisms and subjected to their metabolism and evolution.

  6. Time perception - Wikipedia

    en.wikipedia.org/wiki/Time_perception

    The most well-known version of this illusion is known as the stopped-clock illusion, wherein a subject's first impression of the second-hand movement of an analog clock, subsequent to one's directed attention (i.e., saccade) to the clock, is the perception of a slower-than-normal second-hand movement rate (the second-hand of the clock may ...

  7. Drawing up a comprehensive list of words in English is important as a reference when learning a language as it will show the equivalent words you need to learn in the other language to achieve fluency. A big list will constantly show you what words you don't know and what you need to work on and is useful for testing yourself.

  8. Anthropic principle - Wikipedia

    en.wikipedia.org/wiki/Anthropic_principle

    The anthropic principle, also known as the observation selection effect, is the proposition that the range of possible observations that could be made about the universe is limited by the fact that observations are possible only in the type of universe that is capable of developing intelligent life. Proponents of the anthropic principle argue ...

  9. Situation, task, action, result - Wikipedia

    en.wikipedia.org/.../Situation,_task,_action,_result

    The situation, task, action, result (STAR) format is a technique [1] used by interviewers to gather all the relevant information about a specific capability that the job requires. [ citation needed ] Situation : The interviewer wants you to present a recent challenging situation in which you found yourself.