Top 13
Prep plan
Updated weekly · Last refresh Sep 20

CareDx Statistician Interview Questions

The questions to prepare for a CareDx Statistician interview. Questions from real interview reports rank first. Updated daily.

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1
Statistics & ProbabilityStart here. 8 questions · ~64 min
Comparing Two Means TestsMedium

Assesses appropriate hypothesis testing for comparing two sample means.

CareDx
Sensitivity vs SpecificityMedium

Tests understanding of diagnostic performance metrics and their clinical interpretation.

CareDx
Random Effects Experimental DesignHard

Evaluates your ability to model correlated data and design experiments with random effects.

experimental designCareDx
Replication Planning for Clinical ExperimentsMedium

Assesses your ability to plan study replication using statistical power and effect size considerations.

experimental designSample SizeCareDx
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2
Machine Learning4 questions · ~32 min
Medical Classification AccuracyMedium

Tests your ability to evaluate model performance with clinically meaningful metrics and tradeoffs.

ClassificationCareDx
Overfitting PreventionMedium

Assesses your approach to validation, regularization, and generalization in model development.

model validationoverfittingCareDx
Bayesian Inference for DiagnosticsHard

Evaluates your ability to apply Bayesian methods to uncertainty and decision-making in diagnostics.

project experienceCareDx
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3
More topics1 question · ~8 min
Fixed vs Random EffectsHard

Evaluates understanding of mixed models and when to treat effects as fixed versus random.

experiment designCareDx

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