>>> from measures import average

>>> data_reliable = [101.4, 105.2, 101.2, 102.5]
>>> data_no_reliable = [103.1, 103.4]
>>> mreliable = average(data_reliable)
>>> round(mreliable, 2)
102.58
>>> mtot = average(data_reliable + data_no_reliable)
>>> round(mtot, 2)
102.8

>>> data_reliable = [101.4, 103.5, 105.2, 101.2, 102.5, 102.3]
>>> data_no_reliable = [103.1, 103.4, 104.3, 110.2]
>>> mreliable = average(data_reliable)
>>> round(mreliable, 2)
102.68
>>> mtot = average(data_reliable + data_no_reliable)
>>> round(mtot, 2)
103.71

>>> data_reliable = [101.4, 103.5, 105.2, 101.2, 102.5]
>>> data_no_reliable = [103.1, 103.4, 104.3, 110.2, 102.3]
>>> mreliable = average(data_reliable)
>>> round(mreliable, 2)
102.76
>>> mtot = average(data_reliable + data_no_reliable)
>>> round(mtot, 2)
103.71

>>> data_reliable = [101.4]
>>> data_no_reliable = []
>>> mreliable = average(data_reliable)
>>> round(mreliable, 2)
101.4
>>> mtot = average(data_reliable + data_no_reliable)
>>> round(mtot, 2)
101.4