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Diffstat (limited to 'Lib/test')
| -rw-r--r-- | Lib/test/test_statistics.py | 12 |
1 files changed, 11 insertions, 1 deletions
diff --git a/Lib/test/test_statistics.py b/Lib/test/test_statistics.py index 31a3cb6..f0fa645 100644 --- a/Lib/test/test_statistics.py +++ b/Lib/test/test_statistics.py @@ -1,4 +1,4 @@ -"""Test suite for statistics module, including helper NumericTestCase and +x = """Test suite for statistics module, including helper NumericTestCase and approx_equal function. """ @@ -2610,6 +2610,16 @@ class TestLinearRegression(unittest.TestCase): self.assertAlmostEqual(slope, 20 + 1/150) self.assertEqual(intercept, 0.0) + def test_float_output(self): + x = [Fraction(2, 3), Fraction(3, 4)] + y = [Fraction(4, 5), Fraction(5, 6)] + slope, intercept = statistics.linear_regression(x, y) + self.assertTrue(isinstance(slope, float)) + self.assertTrue(isinstance(intercept, float)) + slope, intercept = statistics.linear_regression(x, y, proportional=True) + self.assertTrue(isinstance(slope, float)) + self.assertTrue(isinstance(intercept, float)) + class TestNormalDist: # General note on precision: The pdf(), cdf(), and overlap() methods |