TASK DEFINITION: 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].
PROBLEM: [78, -73, -41, -39, 9, 71, 53, 81, -72, -45, 66, 52, 89, -80, 90]

SOLUTION: [2.5, -57.0, -40.0, -15.0, 40.0, 62.0, 67.0, 4.5, -58.5, 10.5, 59.0, 70.5, 4.5, 5.0]

PROBLEM: [-99, 100, -53, -61, 64, -96, 13]

SOLUTION: [0.5, 23.5, -57.0, 1.5, -16.0, -41.5]

PROBLEM: [61, 99, -57, -51, -17, 50, 91, 62]

SOLUTION:

Show your work and conclude with the exact phrasing "Therefore, the final answer is [answer]." where [answer] is just the final number or expression that solves the problem.
user
[80.0, 21.0, -54.0, -34.0, 16.5, 70.5, 76.5]

