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Republic Services Data Scientist Interview Questions

The questions to prepare for a Republic Services Data Scientist interview. Questions from real interview reports rank first. Updated daily.

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1
Behavioral & LeadershipStart here. 3 questions · ~27 min
Responding to Model FeedbackEasy

Tests how you handle direct feedback on analytical work, especially your openness, rigor, and ability to improve the model and your process.

resiliencefeedbackanalytical modelsRRepublic Services
Pivot With Changing RequirementsMedium

Tests adaptability, prioritization, and ownership when project requirements change unexpectedly.

Change ManagementadaptabilityaccountabilityRRepublic Services
Explaining a Technical Concept ClearlyEasy

Tests communication, ownership, and stakeholder management when translating technical complexity into actionable business understanding.

Problem SolvingData Structurestechnical fundamentalsRRepublic Services
2
More topics5 questions · ~45 min
Root Cause for Metric DropHard

Identify whether a sudden grid dashboard metric drop reflects a real operational change, data-quality issue, or dashboard defect.

dashboardsroot cause analysisoperational metricsRRepublic Services
Understanding Type I and Type II Errors in TestingMedium

Differentiate between Type I and Type II errors in hypothesis testing with a practical example.

Hypothesis TestingStatistical SignificanceP-ValuesRRepublic Services
Power Analysis for Survey ExperimentHard

Determine sample size and power for a customer survey or experiment, including MDE, guardrails, and a disciplined decision rule.

MDEPower AnalysisSample SizeRRepublic Services
Determining A/B Test SignificanceMedium

Explain how to evaluate whether an A/B test result is statistically significant and how to interpret the result.

marketing experimentStatistical SignificanceAnalysisRRepublic Services
Common Pitfalls in Experiment ResultsHard

Identify the main pitfalls that can distort A/B test interpretation and explain how to guard against them.

PeekingNovelty EffectSample Ratio MismatchRRepublic Services

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