TASK DEFINITION: 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.
PROBLEM: [184.51, 79.649, 31.606, -65.279, 1.231]

SOLUTION: 46.343

PROBLEM: [245.091, 201.984, 204.428, 222.046, 4.807, 21.497, -34.025, 160.097]

SOLUTION: 128.241

PROBLEM: [170.833, 157.18, 218.014, 137.757, 16.357, -80.304, 140.341]

SOLUTION:
108.597