MathPHP\Statistics\RandomVariableTest::testSkewnessNullWhenEmptyArray PHP Метод

Документация по классу RandomVariableTest Показать файл Открыть проект

testSkewnessNullWhenEmptyArray() публичный Метод

public testSkewnessNullWhenEmptyArray ( ) 
    public function testSkewnessNullWhenEmptyArray()
    {
        $this->assertNull(RandomVariable::skewness(array()));
    }
RandomVariableTest
dataProviderForCentralMoment
dataProviderForConfidenceInterval
dataProviderForKurtosis
dataProviderForPopulationSkewness
dataProviderForSEK
dataProviderForSES
dataProviderForSampleSkewness
dataProviderForSkewness
dataProviderForStandardErrorOfTheMean
dataProviderForSumOfSquares
dataProviderForSumOfSquaresDeviations
testCentralMoment
testCentralMomentNullIfXEmpty
testConfidenceInterval
testIsLeptokurtic
testIsMesokurtic
testIsPlatykurtic
testKurtosis
testKurtosisNullWhenEmptyArray
testPopulationSkewness
testPopulationSkewnessNullWhenEmptyArray
testSEK
testSES
testSampleSkewness
testSampleSkewnessNullWhenEmptyArray
testSem
testSkewness
testSkewnessNullWhenEmptyArray
testStandardErrorOfTheMean
testSumOfSquares
testSumOfSquaresDeviations
testSumOfSquaresDeviationsNullWhenEmptyArray
testSumOfSquaresNullWhenEmptyArray