Python DiffBetweenProp Examples

Example #1

File: STAMP_test.py Project: mlangill/STAMP

	def testDiffBetweenPropGroup(self):
		"""Verify computation of Difference between proportions group effect size filter"""
		from plugins.groups.effectSizeFilters.DiffBetweenProp import DiffBetweenProp
		diffBetweenProp = DiffBetweenProp(preferences)
		
		# Ground truth calculated by hand
		value = diffBetweenProp.run([1,2,3,4,5], [2,4,5,8,10])
		self.assertAlmostEqual(value, 15.0/5 - 29.0/5)
		
		value = diffBetweenProp.run([1],[1,1])
		self.assertAlmostEqual(value, 1.0/1 - 2.0/2)

Example #2

File: STAMP_test.py Project: mlangill/STAMP

	def testDiffBetweenProp(self):
		"""Verify computation of Difference between proportions effect size filter"""
		from plugins.samples.effectSizeFilters.DiffBetweenProp import DiffBetweenProp
		diffBetweenProp = DiffBetweenProp(preferences)
		
		# Ground truth calculated by hand
		value = diffBetweenProp.run(table1[0], table1[1], table1[2], table1[3])
		self.assertAlmostEqual(value, 13.333333333)
		
		value = diffBetweenProp.run(table2[0], table2[1], table2[2], table2[3])
		self.assertAlmostEqual(value, 0.3)

Example #3

    def testDiffBetweenPropGroup(self):
        """Verify computation of Difference between proportions group effect size filter"""
        from plugins.groups.effectSizeFilters.DiffBetweenProp import DiffBetweenProp
        diffBetweenProp = DiffBetweenProp(preferences)

        # Ground truth calculated by hand
        value = diffBetweenProp.run([1, 2, 3, 4, 5], [2, 4, 5, 8, 10])
        self.assertAlmostEqual(value, 15.0 / 5 - 29.0 / 5)

        value = diffBetweenProp.run([1], [1, 1])
        self.assertAlmostEqual(value, 1.0 / 1 - 2.0 / 2)

Example #4

    def testDiffBetweenProp(self):
        """Verify computation of Difference between proportions effect size filter"""
        from plugins.samples.effectSizeFilters.DiffBetweenProp import DiffBetweenProp
        diffBetweenProp = DiffBetweenProp(preferences)

        # Ground truth calculated by hand
        value = diffBetweenProp.run(table1[0], table1[1], table1[2], table1[3])
        self.assertAlmostEqual(value, 13.333333333)

        value = diffBetweenProp.run(table2[0], table2[1], table2[2], table2[3])
        self.assertAlmostEqual(value, 0.3)

Example #5

File: STAMP_test.py Project: mlangill/STAMP

	def testDiffBetweenProp(self):
		"""Verify computation of Difference between proportions test"""
		from plugins.samples.statisticalTests.DiffBetweenProp import DiffBetweenProp
		diffBetweenProp = DiffBetweenProp(preferences)
		
		# Ground truth obtained from R version 2.10		
		oneSided, twoSided, note = diffBetweenProp.hypothesisTest(table1[0], table1[1], table1[2], table1[3])	 
		self.assertAlmostEqual(oneSided, 0.103275200626)
		self.assertAlmostEqual(twoSided, 0.206550401252)
		
		oneSided, twoSided, note = diffBetweenProp.hypothesisTest(table2[0], table2[1], table2[2], table2[3])	 
		self.assertAlmostEqual(oneSided, 2.220446049e-16)
		self.assertAlmostEqual(twoSided, 2.220446049e-16)

Example #6

    def testDiffBetweenProp(self):
        """Verify computation of Difference between proportions test"""
        from plugins.samples.statisticalTests.DiffBetweenProp import DiffBetweenProp
        diffBetweenProp = DiffBetweenProp(preferences)

        # Ground truth obtained from R version 2.10
        oneSided, twoSided, note = diffBetweenProp.hypothesisTest(
            table1[0], table1[1], table1[2], table1[3])
        self.assertAlmostEqual(oneSided, 0.103275200626)
        self.assertAlmostEqual(twoSided, 0.206550401252)

        oneSided, twoSided, note = diffBetweenProp.hypothesisTest(
            table2[0], table2[1], table2[2], table2[3])
        self.assertAlmostEqual(oneSided, 2.220446049e-16)
        self.assertAlmostEqual(twoSided, 2.220446049e-16)