Samsara\Fermat\Stats\Distribution\Discrete > Poisson
No description available
Inheritance
Extends
- Samsara\Fermat\Stats\Types\DiscreteDistribution
Methods
Constructor
public Poisson->__construct(int|float|string|Decimal $lambda)
__construct
$lambda
- type
- int|float|string|Decimal
- description
return
- type
- mixed (assumed)
- description
- No description available
__construct() Description:
Poisson constructor.
Instanced Methods
public Poisson->getMean()
getMean
return
- type
- Samsara\Fermat\Core\Values\ImmutableDecimal
- description
- No description available
public Poisson->getMedian()
getMedian
return
- type
- Samsara\Fermat\Core\Values\ImmutableDecimal
- description
- No description available
public Poisson->getMode()
getMode
return
- type
- Samsara\Fermat\Core\Values\ImmutableDecimal
- description
- No description available
public Poisson->getVariance()
getVariance
return
- type
- Samsara\Fermat\Core\Values\ImmutableDecimal
- description
- No description available
public Poisson->cdf(int|float|string|Decimal $x, int $scale)
cdf
$x
- type
- int|float|string|Decimal
- description
- No description available
$scale
- type
- int
- description
return
- type
- Samsara\Fermat\Core\Values\ImmutableDecimal
- description
- No description available
public Poisson->pmf(int|float|string|Decimal $k, int $scale)
pmf
$k
- type
- int|float|string|Decimal
- description
- No description available
$scale
- type
- int
- description
return
- type
- Samsara\Fermat\Core\Values\ImmutableDecimal
- description
- No description available
public Poisson->probabilityOfKEvents(int|float|string|Decimal $k, int $scale)
probabilityOfKEvents
$k
- type
- int|float|string|Decimal
- description
- No description available
$scale
- type
- int
- description
return
- type
- Samsara\Fermat\Core\Values\ImmutableDecimal
- description
- No description available
public Poisson->random()
random
return
- type
- Samsara\Fermat\Core\Values\ImmutableDecimal
- description
- No description available
public Poisson->rangePmf(int|float|string|Decimal $k1, int|float|string|Decimal $k2)
rangePmf
$k1
- type
- int|float|string|Decimal
- description
- No description available
$k2
- type
- int|float|string|Decimal
- description
return
- type
- Samsara\Fermat\Core\Values\ImmutableDecimal
- description
- No description available
public Poisson->rangeRandom(int|float|Decimal $min, int|float|Decimal $max, int $maxIterations)
rangeRandom
$min
- type
- int|float|Decimal
- description
- No description available
$max
- type
- int|float|Decimal
- description
- No description available
$maxIterations
- type
- int
- description
return
- type
- Samsara\Fermat\Core\Values\ImmutableDecimal
- description
- No description available
rangeRandom() Description:
WARNING: This function is of very limited use with Poisson distributions, and may represent a SIGNIFICANT performance hit for certain values of $min, $max, $lambda, and $maxIterations
Inherited Methods
public Distribution->randomSample(int $sampleSize)
randomSample
$sampleSize
- type
- int
- description
return
- type
- Samsara\Fermat\Core\Types\NumberCollection
- description
- No description available