def test_math_004(self):
     var, stddev  = mod.get_variance_and_stddev(self.list_4) 
     small_var    = self._convert_float(var)
     small_stddev = self._convert_float(stddev)
     #pprint(locals())
     assert((small_var, small_stddev) == self.list_4a)
 def test_math_002(self):
     assert(mod.get_variance_and_stddev(self.list_2, 2) == self.list_2a)
     assert(mod.get_variance_and_stddev(self.list_2) == self.list_2a)
 def test_math_003(self):
     var, stddev  = mod.get_variance_and_stddev(self.list_3) 
     small_var    = self._convert_float(var)
     small_stddev = self._convert_float(stddev)
     assert((small_var, small_stddev) == self.list_3a)
 def test_math_001(self):
     assert(mod.get_variance_and_stddev(self.list_1) == self.list_1a)