q3_2.py

test = {   'name': 'q3_2',
    'points': None,
    'suites': [   {   'cases': [   {'code': '>>> len(null_probabilities) == 2\nTrue', 'hidden': False, 'locked': False},
                                   {'code': '>>> null_probabilities[0] == 0.94 and null_probabilities[1] == 0.06\nTrue', 'hidden': False, 'locked': False}],
                      'scored': True,
                      'setup': '',
                      'teardown': '',
                      'type': 'doctest'}]}