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: [237.861, 119.858, -8.107, -30.075, 180.524]

Answer: 100.012


Question: [58.371, 4.131]

Answer: 31.251


Question: [-10.328, 148.062, 29.116, -25.974, -72.832, 59.728, 4.018]

Answer:
18.827