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].
--------
Question: [68, -66]

Answer: [1.0]


Question: [-42, -76]

Answer: [-59.0]


Question: [-79, -34, 37, 91, -92, -92, 8, -15, 78, -2, -57, -17, -97, -1, 38]

Answer:
[-56.5, 1.5, 64.0, -0.5, -92.0, -42.0, -3.5, 31.5, 38.0, -29.5, -37.0, -57.0, -49.0, 18.5]