numerator degrees of freedom
denominator degrees of freedom
standard deviation
var v = stdev( 3.0, 5.0 );
// returns ~3.333
var v = stdev( 4.0, 12.0 );
// returns ~1.122
var v = stdev( 8.0, 5.0 );
// returns ~2.764
var v = stdev( 1.0, 4.0 );
// returns NaN
var v = stdev( 1.0, -0.1 );
// returns NaN
var v = stdev( -0.1, 1.0 );
// returns NaN
var v = stdev( 2.0, NaN );
// returns NaN
var v = stdev( NaN, 2.0 );
// returns NaN
Returns the standard deviation of an F distribution.
Notes
d1 <= 0
ord2 <= 0
, the function returnsNaN
.