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: [248.023, 57.595, -73.013, 200.246, 142.738, -70.94, -43.129, -7.477, 200.087, 6.452]

Answer: 66.058


Question: [49.462, -87.869, 36.985, 94.248, 175.789]

Answer: 53.723


Question: [239.95, 218.144, 144.395, 209.674, 171.51, 99.035, 225.941, 32.722, -21.807]

Answer:
146.618