def testStdDev(self):
xs = [1, 2, 3]
expected = (1 + 0 + 1) / 2
self.assertAlmostEqual(tsc_stats.stddev(xs), expected, 0.01)
def testStdDev(self):
xs = [1, 2, 3]
expected = (1 + 0 + 1) / 2
self.assertAlmostEqual(tsc_stats.stddev(xs), expected, 0.01)
def testStdDevNoVariance(self):
xs = [2, 2, 2]
self.assertAlmostEqual(tsc_stats.stddev(xs), 0, 0.01)
def testStdDevNoVariance(self):
xs = [2, 2, 2]
self.assertAlmostEqual(tsc_stats.stddev(xs), 0, 0.01)
