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MathPHP
Statistics
RandomVariable
sem
MathPHP\Statistics\RandomVariable::sem PHP Method
RandomVariable Class Documentation
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Open project: markrogoyski/math-php
sem()
public
static
method
SEM - Convenience method for standard error of the mean
public
static
sem
(
array
$X
) :
float
$X
array
list of numbers (random variable X)
return
float
public static function sem(array $X) : float { return self::standardErrorOfTheMean($X); }
RandomVariable
SEK
SES
centralMoment
confidenceInterval
isLeptokurtic
isMesokurtic
isPlatykurtic
kurtosis
populationSkewness
sampleSkewness
sem
skewness
standardErrorOfTheMean
sumOfSquares
sumOfSquaresDeviations