stats_covariance
(PECL stats:1.0.0-1.0.2)
stats_covariance โ Computes the covariance of two data sets
Description
float stats_covariance
( array $a
, array $b
)
Warning
ืชืืขืื ืืคืื ืงืฆืื ืื ืืื ื ืงืืื. ืจืง ืจืฉืืืช ืืืจืืืื ืืื ืืืื ื ืืจืืข ืื.
Parameters
- a
-
- b
-
Return Values