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Coding

2 years ago

How do you code a Python program to output the Fibonacci series up to a certain number?

Data Scientist

Ally

Fitbit

Deloitte

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2 years ago

Behavioral

2 years ago

How are you convinced that Ally is the right fit for you?

Data Scientist

Ally

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2 years ago

ML Knowledge

2 years ago

How do you ensure that the data you are feeding into machine learning algorithms is representative and unbiased?

Data Scientist

Ally

Duolingo

Yahoo

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2 years ago

Coding

2 years ago

How would you go about coding a function that can locate the anagrams within a list of words?

Data Scientist

Ally

Swiggy

Riot Games

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2 years ago

Statistics

2 years ago

Could you provide an explanation of how to split up errors into bias and variance categories in a predictive model?

Data Scientist

Ally

Convoy

Rakuten

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2 years ago

Behavioral

2 years ago

What's a time you showed ownership

Data ScientistTechnical Program ManagerSoftware EngineerProduct Manager

Ally

ApplyBoard

Naspers

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2 years ago

ML CaseML Knowledge

2 years ago

Can we consider R-square to be an all-encompassing measure for linear regression model accuracy? When faced with a low R-square measurement, how do you assess the adequacy of the regression model?

Data Scientist

Ally

Bloomberg

HubSpot

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2 years ago

Analytics Case

2 years ago

Can you give me an example of a successful prediction you've made for a user's lifetime value?

Data Scientist

Ally

Mozilla

Twilio

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2 years ago

ML Knowledge

2 years ago

Could you expound on the DMatrix functionality in XGBoost and its distinction from other gradient boosting data structures?

Data ScientistMachine Learning Engineer

Ally

Viber

Deloitte

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2 years ago

SQL

2 years ago

Can you demonstrate how you would determine the rolling average for a certain metric over a designated period of time?

Data Scientist

Ally

Riot Games

Expedia

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2 years ago

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

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