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Cox Communications Data Analyst Interview Questions

The questions to prepare for a Cox Communications Data Analyst interview. Questions from real interview reports rank first. Updated daily.

20questions
~3htotal time
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1
SQL & Data ManipulationStart here. 3 questions + 3 drills · ~54 min
Handling Missing and Dirty SQL DataMedium

Explain how to profile, clean, and standardize missing or dirty data before analysis.

Data WranglingCase WhenQualityCox Communications
SQL Delete vs DropMedium

Tests understanding of SQL data definition versus data manipulation behavior.

sqlCox Communications
SQL Join DifferencesEasy

Tests your SQL fundamentals for combining datasets and understanding row inclusion behavior.

sql basicsJoinsCox Communications
Analyze Customer Purchase Trends with Window FunctionsEasy
Practice
Practice drill

Calculate the monthly spending trends for customers using window functions and joins.

The Home DepotAvisoHewlett Packard Enterprise
SQL for Operational PerformanceMedium
Practice
Practice drill

Use joins, conditional aggregation, and date filtering to measure Carvana location performance over the last 30 days.

Date FunctionsGroup ByAggregationsCarvanaGeorgetown UniversityPluralsight
Handling 30% Missing Critical DataMedium
Practice
Practice drill

Audit critical-field completeness by application source and report missing-entry percentages.

missing valuesdata accuracyData WranglingAmerican Credit Acceptance
2
Behavioral & Leadership12 questions · ~96 min
More Behavioral & Leadership questions with a free account
3
More topics5 questions · ~40 min
Prove Feature X Moves Metric YMedium

Design an experiment to determine whether a feature change truly affects the target metric, with power, MDE, and guardrails.

ExperimentationCausal InferenceA/B TestingCox Communications
Critical Marketing Performance MetricsEasy

Define the core marketing metrics that balance short-term performance, funnel quality, and long-term business value.

North Star MetricKPIsLeading IndicatorsCox Communications
Data Quality in ETL PipelinesEasy

Approach for maintaining data quality and integrity across ETL pipelines.

IdempotencyData ModelingQualityCox Communications
Analyzing User EngagementMedium

Tests selection of appropriate statistical techniques for engagement analysis.

RegressionCorrelationStatistical SignificanceCox Communications
Diagnose a Customer Satisfaction DropMedium

Investigate a sudden drop in customer satisfaction and separate leading signals from the final NPS readout.

NPSLeading IndicatorsDiagnosisCox Communications

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