Difference between revisions of "Probability"

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===National definitions===
 
===National definitions===
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==== [[United Kingdom|United Kingdom (UK)]] ====
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{{definition|Probability  is used to describe the chance or relative frequency of particular types of [[event]]
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occurring.  <ref>[https://www.gov.uk/government/uploads/system/uploads/attachment_data/file/209866/pb13942-nap-20130701.pdf The National Adaptation Programme: Making the country resilient to a changing climate, UK Government (2013)]</ref>}}It can also include sequences or combinations of such events. <br /><br/>
 
==== [[United States]] ====
 
==== [[United States]] ====
 
{{definition|[[Likelihood]] that is expressed as a number between zero and one, where zero indicates that the occurrence is impossible and one indicates definite knowledge that the occurrence has happened or will happen, where the ratios between numbers reflect and maintain quantitative relationships. <ref name="DHSLex"> [http://www.dhs.gov/xlibrary/assets/dhs-risk-lexicon-2010.pdf DHS Risk Lexicon 2010 Edition, September 2010]</ref>}}<br />
 
{{definition|[[Likelihood]] that is expressed as a number between zero and one, where zero indicates that the occurrence is impossible and one indicates definite knowledge that the occurrence has happened or will happen, where the ratios between numbers reflect and maintain quantitative relationships. <ref name="DHSLex"> [http://www.dhs.gov/xlibrary/assets/dhs-risk-lexicon-2010.pdf DHS Risk Lexicon 2010 Edition, September 2010]</ref>}}<br />
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[[Category:Risk]]
 
[[Category:Risk]]
{{#set:defined by=ENISA|defined by=United States|defined by=ISO|defined by=Ontario}}
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{{#set:defined by=ENISA|defined by=United Kingdom|defined by=United States|defined by=ISO|defined by=Ontario}}

Revision as of 01:51, 20 November 2016

European Definition

ENISA

Probability is the extent to which an event is likely to occur. [1]


National definitions

United Kingdom (UK)

Probability  is used to describe the chance or relative frequency of particular types of event
occurring. [2]

It can also include sequences or combinations of such events.

United States

Likelihood that is expressed as a number between zero and one, where zero indicates that the occurrence is impossible and one indicates definite knowledge that the occurrence has happened or will happen, where the ratios between numbers reflect and maintain quantitative relationships. [3]



Standard Definition

ISO Guide 73:2009

Measure of the chance of occurrence expressed as a number between 0 and 1 where 0 is impossibility and 1 is absolute certainty. [4]


Other Definitions

Ontario (Canada)

Probability is the likelihood of an event occurring that may result in an emergency, disaster or service disruption. [5]


Probabilité: survenance prévisible d’un événement susceptible de causer une situation d’urgence, un sinistre ou une perturbation de services. [5]


See also

Notes