Lines Matching refs:inv_cdf
2752 self.assertEqual(iq.inv_cdf(0.50), iq.mean)
2767 self.assertAlmostEqual(-Z.inv_cdf(p), x, places=3)
2769 self.assertAlmostEqual(Z.inv_cdf(p), x, places=3)
2773 self.assertAlmostEqual(NormalDist(40, 1.5).inv_cdf(0.908789), 42.000002)
2779 self.assertAlmostEqual(iq.cdf(iq.inv_cdf(p)), p)
2785 self.assertAlmostEqual(iq.cdf(iq.inv_cdf(p)), p)
2787 self.assertAlmostEqual(iq.cdf(iq.inv_cdf(p)), p)
2793 self.assertAlmostEqual(iq.inv_cdf(iq.cdf(x)), x, places=5)
2797 iq.inv_cdf(0.0) # p is zero
2799 iq.inv_cdf(-0.1) # p under zero
2801 iq.inv_cdf(1.0) # p is one
2803 iq.inv_cdf(1.1) # p over one
2806 iq.inv_cdf(0.5)
2809 self.assertTrue(math.isnan(Z.inv_cdf(float('NaN'))))