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Prep plan
Updated weekly · Last refresh Oct 17

Zynga Data Scientist Interview Questions

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

37questions
~5htotal time
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1
SQL & Data ManipulationStart here. 6 questions + 1 drill · ~63 min
2
A/B Testing & Experimentation4 questions · ~35 min
Primary vs Guardrail Metric ChoiceMedium

Choose a primary success metric and guardrails for a game experiment, then explain how that choice drives power, analysis, and ship decisions.

ExperimentationGuardrail MetricsA/B TestingZynga
Design and Reflect on A/B TestMedium

Describe an A/B test you ran, what question it answered, how you measured success, and what you learned from the results.

ExperimentationGuardrail MetricsA/B TestingZynga
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3
Statistics & Probability7 questions · ~62 min
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-ValuesZynga
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4
Product Sense3 questions · ~27 min
Define Metrics for New FeaturesMedium

Define a success metric for a new feature that captures real user value, not just raw usage.

MetricsFeature Prioritizationuser valueZynga
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5
Machine Learning4 questions · ~35 min
Prevent Overfitting in ML ModelsEasy

Explain how to reduce overfitting using regularization, validation, and model selection.

Cross-ValidationBias-Variance TradeoffRegularizationZynga
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6
Metrics3 questions · ~27 min
Critical Metrics for Product LaunchMedium

Choose the most important launch metrics, balancing early signals, long-term outcomes, and a clear KPI hierarchy.

KPIsConversion RateLeading IndicatorsZynga
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7
More topics10 questions · ~89 min
Model Comparison ConfidenceMedium

Evaluates your approach to model evaluation, validation, and statistical confidence in comparisons.

performance metricsmodel comparisonZynga
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The finish line: interview-readyComplete all 37 questions plus 1 hands-on drill to finish this plan.