SELECT randChiSquared(-0.0000001); -- { serverError BAD_ARGUMENTS }
SELECT randChiSquared(-0.0); -- { serverError BAD_ARGUMENTS }
SELECT randStudentT(-0.); -- { serverError BAD_ARGUMENTS }
SELECT randFisherF(-0., 1); -- { serverError BAD_ARGUMENTS }
SELECT randFisherF(1, -0.); -- { serverError BAD_ARGUMENTS }