Used as a subroutine in InvariantResidualDistributionTest
to test whether residual distribution remains invariant across different levels
of E.
ksResidualDistributions(Y, predicted, E, verbose)
An n-dimensional vector.
An n-dimensional vector of predictions for Y.
An n-dimensional vector. E
needs to be a factor.
Set to TRUE
if output should be printed.
A list with the p-value for the test.