Waymo Data Scientist Interview Questions
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Waymo
Easy
Data ScientistImplement K-means and handle train-inference mismatch
Part A — K-means (implementation + concepts) You are given a dataset \(X \in \mathbb{R}^{n \times d}\) and an integer \(k\). 1. Explain K-means: what ...
Machine Learning
0
0
Dec 6, 2025
Waymo
Easy
Data ScientistEstimate total attendance from size-biased reservation sample
You run a restaurant with N = 10,000 reservations in a day. Each reservation j has: - Reserved party size: \(R_j\) (positive integer) - Actual number ...
Statistics & Math
0
0
Nov 11, 2025
Waymo
Easy
Data ScientistCompute probability match lasts 5 games
Two players play independent games of table tennis. - Player A wins each game with probability \(p\) (constant across games). - They play a best-of-5 ...
Statistics & Math
0
0
Nov 11, 2025