correlation ( regress -- n )

Vocabulary

math.statistics.running

Inputs

regress

an object

Outputs

n

an object

Definition

USING: accessors combinators math ;

IN: math.statistics.running

: correlation ( regress -- n )
    {
        [ xy>> ]
        [ x-stats>> stddev ]
        [ y-stats>> stddev * ]
        [ n>> * / ]
    } cleave ;