In this task you are given a list of numbers and you need to find the average of each two consecutive values. The average of two numbers a and b is calculated as: (a + b) /2. The output should be a list of the averages of each two consecutive values. A list is presented with two brackets and comma-separated values, like: [1,2,3].
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Question: [-9, 97, -37]

Answer: [44.0, 30.0]


Question: [87, 0, -6, 78, 26]

Answer: [43.5, -3.0, 36.0, 52.0]


Question: [-21, 25, 37, -68, -3, -33, 43, 77, -77, -16, -5, 78, 63, 16]

Answer:
[2.0, 31.0, -15.5, -35.5, -18.0, 5.0, 60.0, 0.0, -46.5, -10.5, 36.5, 70.5, 39.5]