PROBABILITY Meaning and
Definition
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Probability refers to the measure of the likelihood or chance that a particular event or outcome will occur. It is a concept widely used in mathematics, statistics, and various disciplines to quantify uncertainty and predict the occurrence of events based on available information.
In a general sense, probability is expressed as a number between 0 and 1, where 0 represents an impossible event and 1 denotes a certain event. The probability of an event is determined by considering the ratio of the number of favorable outcomes to the number of possible outcomes in a given set of events.
Probability theory is a branch of mathematics that deals with the study of random events and their likelihoods. By using mathematical models, probabilities can be calculated, which helps in making informed decisions and predictions. This theory is based on the assumption that every event has a unique probability attached to it, and these probabilities can be combined to determine the likelihood of complex events.
In addition to theoretical calculations, probabilities can also be estimated empirically through experimentation or observation of real-world data. Probability is used extensively in fields such as insurance, finance, biology, physics, and engineering to analyze uncertain situations and guide decision-making processes. Understanding probability allows individuals and organizations to assess risks, evaluate the strength of evidence, and make informed judgments based on statistical inference.
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• Appearance of truth; anything having the appearance of reality or truth; less than moral certainty; chances.
• The doctrine of chances.
Etymological and pronouncing dictionary of the English language. By Stormonth, James, Phelp, P. H. Published 1874.
Top Common Misspellings for PROBABILITY *
* The statistics data for these misspellings percentages are collected from over 15,411,110 spell check sessions on www.spellchecker.net from Jan 2010 - Jun 2012.
Other Common Misspellings for PROBABILITY
Etymology of PROBABILITY
The word "probability" originated from the Latin word "probabilitas", which was derived from the Latin word "probabilis", meaning "likely" or "credible". "Probabilis" itself came from the Latin verb "probare", meaning "to test" or "to examine". Thus, the term "probability" carries the notion of something being tested or examined for its likelihood or credibility.
Idioms with the word PROBABILITY
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in all probability
The idiom "in all probability" means that something is very likely to happen or be true. It implies a high level of likelihood or certainty.
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(on) the balance of evidence/probability
The idiom "(on) the balance of evidence/probability" refers to making a decision based on the available evidence or likelihood of a certain outcome. It suggests that after weighing all the evidence, one can come to a conclusion or judgement based on what is most likely to be true or accurate.
Similar spelling words for PROBABILITY
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