The Rolling Window

A medium Python interview practice problem on DataDriven. Write and execute real python code with instant grading.

Domain

Python

Difficulty

medium

Seniority

mid, senior

Problem

Write a function that computes the moving average of a list of numbers with a sliding window of size k. Return a list of averages, one for each complete window of k consecutive elements. Round each average to 2 decimal places.

Practice This Problem

Solve this Python problem with real code execution. DataDriven runs your Python code in a sandboxed Docker environment and grades it instantly.