Difference between revisions of "Poisson Command"
From GeoGebra Manual
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{{command|probability}} | {{command|probability}} | ||
;Poisson[ <Mean λ> ] | ;Poisson[ <Mean λ> ] | ||
− | : Returns a bar graph of a [[w:Poisson distribution|Poisson distribution]] with given mean λ. | + | :Returns a bar graph of a [[w:Poisson distribution|Poisson distribution]] with given mean λ. |
;Poisson[ <Mean λ>, <Boolean Cumulative> ] | ;Poisson[ <Mean λ>, <Boolean Cumulative> ] | ||
:Returns a bar graph of a Poisson distribution when ''Cumulative = false''. | :Returns a bar graph of a Poisson distribution when ''Cumulative = false''. | ||
:Returns a bar graph of a cumulative Poisson distribution when ''Cumulative = true''. | :Returns a bar graph of a cumulative Poisson distribution when ''Cumulative = true''. | ||
:The first parameter is same as above. | :The first parameter is same as above. | ||
− | ;Poisson[ <Mean λ>, <Variable Value v>,<Boolean Cumulative> ] | + | ;Poisson[ <Mean λ>, <Variable Value v>, <Boolean Cumulative> ] |
− | : Let X be a Poisson random variable. | + | :Let X be a Poisson random variable. |
− | : Returns P( X = ''v'') when ''Cumulative'' = false. | + | :Returns P( X = ''v'') when ''Cumulative'' = false. |
− | : Returns P( X ≤ ''v'') when ''Cumulative'' = true. | + | :Returns P( X ≤ ''v'') when ''Cumulative'' = true. |
− | : First parameter is same as above. | + | :First parameter is same as above. |
==CAS Specific Syntax== | ==CAS Specific Syntax== | ||
In [[CAS View]] only one syntax is supported: | In [[CAS View]] only one syntax is supported: | ||
− | ;Poisson[ <Mean λ>, <Variable Value v>,<Boolean Cumulative> ] | + | ;Poisson[ <Mean λ>, <Variable Value v>, <Boolean Cumulative> ] |
− | : Let X be a Poisson random variable. | + | :Let X be a Poisson random variable. |
− | : Returns P( X = ''v'') when ''Cumulative'' = false. | + | :Returns P( X = ''v'') when ''Cumulative'' = false. |
− | : Returns P( X ≤ ''v'') when ''Cumulative'' = true. | + | :Returns P( X ≤ ''v'') when ''Cumulative'' = true. |
− | : First parameter is same as above. | + | :First parameter is same as above. |
Revision as of 10:31, 23 August 2011
- Poisson[ <Mean λ> ]
- Returns a bar graph of a Poisson distribution with given mean λ.
- Poisson[ <Mean λ>, <Boolean Cumulative> ]
- Returns a bar graph of a Poisson distribution when Cumulative = false.
- Returns a bar graph of a cumulative Poisson distribution when Cumulative = true.
- The first parameter is same as above.
- Poisson[ <Mean λ>, <Variable Value v>, <Boolean Cumulative> ]
- Let X be a Poisson random variable.
- Returns P( X = v) when Cumulative = false.
- Returns P( X ≤ v) when Cumulative = true.
- First parameter is same as above.
CAS Specific Syntax
In CAS View only one syntax is supported:
- Poisson[ <Mean λ>, <Variable Value v>, <Boolean Cumulative> ]
- Let X be a Poisson random variable.
- Returns P( X = v) when Cumulative = false.
- Returns P( X ≤ v) when Cumulative = true.
- First parameter is same as above.