PHP Conference China 2020

trader_correl

(PECL trader >= 0.2.0)

trader_correlPearson's Correlation Coefficient (r)

Descrição

trader_correl ( array $real0 , array $real1 [, int $timePeriod ] ) : array

Parâmetros

real0

Array de valores reais.

real1

Array de valores reais.

timePeriod

Número de períodos. Valores válidos de 2 a 100000.

Valor Retornado

Returns an array with calculated data or false on failure.

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