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Statistics

2 years ago

What is the impact of multicollinearity on the accuracy of regression analysis?

Data Scientist

NerdWallet

Stitch Fix

NetEase

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2 years ago

Statistics

2 years ago

Do you believe there are any innate properties of a coin that might make it more susceptible to bias?

Data Scientist

NerdWallet

Segment

Curve

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2 years ago

ML Knowledge

2 years ago

Can you elucidate the significance of log loss in model performance metrics?

Data ScientistMachine Learning Engineer

NerdWallet

Datadog

DocuSign

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2 years ago

Behavioral

3 years ago

Are your experiences aligned with the values of NerdWallet?

Data Scientist

NerdWallet

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3 years ago

ML Knowledge

3 years ago

When faced with a regression problem, how do you decide whether to apply the LASSO or Ridge regularization technique?

Data Scientist

NerdWallet

Riot Games

Swiggy

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3 years ago

Behavioral

3 years ago

Tell me about an instance when you were proved wrong.

Data ScientistEngineering ManagerUX DesignerUX Researcher

NerdWallet

nCino

Grab

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3 years ago

Behavioral

3 years ago

Give me one thing about you that isn't in your resume.

Data ScientistEngineering ManagerUX DesignerUX Researcher

NerdWallet

Superhuman

DeliveryHero

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3 years ago

Behavioral

3 years ago

How have you disagreed with a team members approach when it was necessary?

Data ScientistUX ResearcherEngineering ManagerUX Designer

NerdWallet

MakeMyTrip

BigCommerce

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3 years ago

Data Visualization

3 years ago

What approaches would you take to graphically represent multi-dimensional datasets?

Data Scientist

NerdWallet

Sprout Social

SwiftKey

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3 years ago

Coding

3 years ago

Let's assume we can only use a random number generator. What steps would you take to generate i.i.d. draws from distribution X?

Data Scientist

NerdWallet

ClassPass

HubSpot

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3 years ago

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

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