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: [-14, 33, -89]

Answer: [9.5, -28.0]


Question: [82, -37, 81]

Answer: [22.5, 22.0]


Question: [-72, -34, 65, -41, -83, 54, -52, 78, -41, 24, -19, -53, -86, 9]

Answer:
[-53.0, 15.5, 12.0, -62.0, -14.5, 1.0, 13.0, 18.5, -8.5, 2.5, -36.0, -69.5, -38.5]