cumulativeProbability method
The Cumulative Distribution Function (CDF).
Returns the cumulative probability at x
, or the probability of a random
variable to be less than or equal to x
.
Implementation
@override
double cumulativeProbability(double x) => ibeta(
(x + sqrt(x * x + dof)) / (2 * sqrt(x * x + dof)), 0.5 * dof, 0.5 * dof);