def test_medianOddList_return_3(self):
oddList = [1, 2, 3, 4, 5]
stat = Statistics(oddList)
actual = stat.median()
expected = 3
self.assertEqual(expected, actual)
def test_medianEvenList_return_2_5(self):
evenList = [1, 2, 3, 4]
stat = Statistics(evenList)
actual = stat.median()
expected = 2.5
self.assertEqual(expected, actual)
def test_medianEmtpyList_return_none(self):
emptyList = []
stat = Statistics(emptyList)
actual = stat.median()
expected = None
self.assertEqual(expected, actual)
