Antithetic Pair Mean

Problem

Antithetic variates combine a sample with its mirror image. Given a list of primary values and the list of mirrored values, return the mean of the union of the two lists.

Both lists must have the same length.

Hint

Average all samples together after concatenation.

Test cases

case 1

in: [[1,2],[3,4]]

expected: 2.5

case 2

in: [[0.5],[0.5]]

expected: 0.5

case 3

in: [[1,2,3],[1,4,2]]

expected: 2.1666666666666665

Starter codePython

def antithetic_pair_mean(primary, mirrored):
    # Your code here
    pass

3 test cases · run your code against them in the editor