Returns an accumulator function which incrementally computes a squared sample Pearson product-moment correlation coefficient.
mean value
mean value
accumulator function
var accumulator = incrpcorr2( 2.0, -3.0 );
Returns an accumulator function which incrementally computes a squared sample Pearson product-moment correlation coefficient.
accumulator function
var accumulator = incrpcorr2();
var r2 = accumulator();
// returns null
r2 = accumulator( 2.0, 1.0 );
// returns 0.0
r2 = accumulator( -5.0, 3.14 );
// returns ~1.0
r2 = accumulator();
// returns ~1.0
If provided arguments, returns an updated squared sample correlation coefficient.
Notes
NaN
or a value which, when used in computations, results inNaN
, the accumulated value isNaN
for all future invocations.value
value
updated squared sample correlation coefficient