Q: 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].
[13, -18, -64, -56, 50, 0, 53, -25, -17, 39, -31, -91, 11, -73, -68]
A:
[-2.5, -41.0, -60.0, -3.0, 25.0, 26.5, 14.0, -21.0, 11.0, 4.0, -61.0, -40.0, -31.0, -70.5]