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: [-2.425, -41.007, 142.975, 117.593, 142.875, -69.307, -38.932, 92.631, 158.921, 87.117]

Answer: 59.044


Question: [65.486, -51.995, 170.628, -23.998, 83.128, -57.38, 130.737, 214.738]

Answer: 66.418


Question: [89.062, 112.973, -83.064, 51.297, 52.458, 38.609, 211.119, 11.127, 158.686]

Answer:
71.363