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ML Knowledge

6 months ago

What does an ROC curve tell you about a model’s performance? What distinguishes the model performance between bagging and boosting?

Data ScientistMachine Learning Engineer

Lyft

Zillow

Wish

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6 months ago

Statistics

6 months ago

When guessing a card taken at random from a deck, what's your likelihood of being correct? If permitted to inquire about its color or if it's a face card, which would you ask to improve your chances?

Data Scientist

Lyft

McAfee

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6 months ago

ML Knowledge

6 months ago

In cases where one class is much more prevalent than the other in binary classification, what measures do you put in place to overcome this imbalance?

Data Scientist

Lyft

GoCardless

Mollie

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6 months ago

Statistics

6 months ago

Does using highly correlated predictor variables in logistic regression affect our ability to make sound statistical conclusions? How do we handle that?

Data Scientist

Lyft

Zomato

Palo Alto Networks

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6 months ago

Product CaseML CaseAnalytics Case

7 months ago

How do you go about engineering a heatmap for drivers, and how do you model demand and supply dynamics?

Data Scientist

Lyft

Grab

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7 months ago

SQL

7 months ago

Describe the structure of a database that could efficiently store information about songs, artists, and albums.

Data Scientist

Lyft

Discord

DigitalOcean

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7 months ago

Analytics Case

7 months ago

How would you address a 15% decrease in the amount of notifications being sent?

Data Scientist

Lyft

Slack

HubSpot

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7 months ago

Statistics

7 months ago

Given a margin of error of 3 and sample size of n, how many additional samples are required to reach the desired margin of error of 0.3?

Data Scientist

Lyft

TikTok

Palo Alto Networks

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7 months ago

Behavioral

7 months ago

In order to build trust with a team, how do you get started?

Data ScientistData Engineering ManagerEngineering ManagerUX Designer

Lyft

Western Digital

FleetSmith

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7 months ago

Behavioral

7 months ago

Please describe one conflict scenario that you have dealt with

Data ScientistFull Stack Software EngineerData AnalystFrontend Engineer

Lyft

Palantir Technologies

Wealthfront

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7 months ago

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

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