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].
Q: [83, -36, 11, 34, -79, -5, -95, -91, 97, 53, 58, -60]
A: 
[23.5, -12.5, 22.5, -22.5, -42.0, -50.0, -93.0, 3.0, 75.0, 55.5, -1.0]