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: [77.498, 234.955, 184.005, -48.344, 113.167]

Answer: 112.256


Question: [-40.246, -7.512, 174.245, -98.6]

Answer: 6.972


Question: [210.982, -37.264, 192.327, -54.075, -77.356, 193.668, 37.14, 56.456, 243.352]

Answer:
85.026