In this task you will be given a list of numbers and you need to find the mean (average) of that list. The mean of a list can be found by summing every number in the list then dividing the result by the size of that list. The output should be rounded to 3 decimal places.
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Question: [-61.513, 183.183, 185.709, 179.801, 194.827, 91.62, 229.939, -7.981, 123.813, -77.981]

Answer: 104.142


Question: [71.91, 41.513]

Answer: 56.712


Question: [18.08, 166.963, 187.434, 50.807, -19.266, 113.775, 4.423, 74.057, 166.081]

Answer:
84.706