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: [27, -78, -59, -24, 69, -13, 27, 48, -2, -82, 23, 13, 19, 7]

Answer: [-25.5, -68.5, -41.5, 22.5, 28.0, 7.0, 37.5, 23.0, -42.0, -29.5, 18.0, 16.0, 13.0]


Question: [84, -12, 27, 10, 23, -64, -8, 23, 3, -90, 87, 4, -74]

Answer: [36.0, 7.5, 18.5, 16.5, -20.5, -36.0, 7.5, 13.0, -43.5, -1.5, 45.5, -35.0]


Question: [-74, -2]

Answer:
[-38.0]