def test_get_stdev():
inputs = [9, 2, 5, 4, 12, 7, 8, 11, 9, 3, 7, 4, 12, 5, 4, 10, 9, 6, 9, 4]
result = Normalizer.get_stdev(inputs)
assert round(result, 3) == 2.983
def test_get_stdev():
inputs = [9, 2, 5, 4, 12, 7, 8, 11, 9, 3, 7, 4, 12, 5, 4, 10, 9, 6, 9, 4]
result = Normalizer.get_stdev(inputs)
assert round(result, 3) == 2.983