def test_variation_coefficient(self):
self.assertEqual(calculate.variation_coefficient([1, 2, -2, 4, -3]),
6.442049363362563)
self.assertEqual(calculate.variation_coefficient(range(1, 100000)),
0.5773444956580661)
self.assertRaises(ValueError, calculate.variation_coefficient,
['a', 2, 3, 3, 4])
def test_variation_coefficient(self):
self.assertEqual(
calculate.variation_coefficient([1, 2, -2, 4, -3]),
6.442049363362563
)
self.assertEqual(
calculate.variation_coefficient(range(1, 100000)),
0.5773444956580661
)
self.assertRaises(
ValueError,
calculate.variation_coefficient,
['a', 2, 3, 3, 4]
)
def summary_stats(data_list):
"""
Accepts a sample of numbers and returns a pretty
print out of a variety of descriptive statistics.
"""
mean = calculate.mean(data_list)
median = calculate.median(data_list)
mode = calculate.mode(data_list)
n = len(data_list)
max_ = max(data_list)
min_ = min(data_list)
range_ = calculate.range(data_list)
standard_deviation = calculate.standard_deviation(data_list)
variation_coefficient = calculate.variation_coefficient(data_list)
table = ptable.indent(
[
['Statistic', 'Value'],
['n', str(n)],
['mean', str(mean)],
['median', str(median)],
['mode', str(mode)],
['maximum', str(max_)],
['minimum', str(min_)],
['range', str(range_)],
['standard deviation', str(standard_deviation)],
['variation coefficient', str(variation_coefficient)],
],
hasHeader=True,
separateRows=False,
prefix="| ", postfix=" |",
)
print(table)
