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ML Knowledge
3 years ago
What is the meaning of bias-variance tradeoff in machine learning? Could you provide a real-life scenario where you have observed this tradeoff in a model's efficacy?
Data Scientist

Walmart

Asana

Sprinklr

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3 years ago
Behavioral
3 years ago
What do you think are some important success indicators for someone working in the Data Scientist role?
Data Scientist

Walmart

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3 years ago
ML Knowledge
3 years ago
Explain the BERT architecture and its advantage over a BiLSTM.
Data Scientist

Walmart

DataRobot Logo

DataRobot

LiveRamp Logo

LiveRamp

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3 years ago
Behavioral
3 years ago
What are your biggest achievements in your current position?
Data ScientistData Science ManagerEngineering ManagerUX Designer

Walmart

Tableau Logo

Tableau

N26 Logo

N26

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3 years ago
Behavioral
3 years ago
Share an example of how you convinced someone of an idea?
Data ScientistTechnical Program ManagerSoftware EngineerBackend Engineer

Walmart

Guidewire Software Logo

Guidewire Software

Remitly Logo

Remitly

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3 years ago
ML Knowledge
3 years ago
How would you measure the effectiveness of a clustering model if the labels are available beforehand?
Data Scientist

Walmart

Bolt Logo

Bolt

Coursera Logo

Coursera

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3 years ago
ML CaseML Knowledge
4 years ago
What are the standard measures for evaluating the performance of models in computer vision?
Data Scientist

Walmart

Medallia Logo

Medallia

Google Logo

Google

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4 years ago
Product CaseML Case
4 years ago
How do you quantify the factors affecting the ride requests of the company?
Data Scientist

Walmart

Square Logo

Square

Quantcast Logo

Quantcast

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4 years ago
Behavioral
4 years ago
I would like to know about a time when you directed a team.
Data ScientistUX ResearcherEngineering ManagerUX Designer

Walmart

PagerDuty Logo

PagerDuty

ChannelAdvisor Logo

ChannelAdvisor

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4 years ago
Statistics
4 years ago
What is the Wilk-Shapiro measure, and how is it used to test for normality in a dataset?
Data Scientist

Walmart

Coursera Logo

Coursera

Nutanix Logo

Nutanix

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4 years ago

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Walmart logo

Walmart

Data Scientist

Prepare for Statistics interview at Walmart

Statistics
Walmart logo

Walmart

Data Scientist

Prepare for Metrics and Experimentation interview at Walmart

Metrics and Experimentation
Walmart logo

Walmart

Data Scientist

Prepare for ML / Modeling interview at Walmart

ML / Modeling
Walmart logo

Walmart

Data Scientist

Prepare for Problem Solving interview at Walmart

Problem Solving
Walmart logo

Walmart

Data Scientist

Prepare for SQL interview at Walmart

SQL
Walmart logo

Walmart

Data Scientist

Prepare for Resume Review interview at Walmart

Resume Review
Walmart logo

Walmart

Data Scientist

Prepare for Behavioral interview at Walmart

Behavioral

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*All interview questions are submitted by recent Walmart Data Scientist candidates, labelled and categorized by Prepfully, and then published after being verified by Data Scientists at Walmart.

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