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Coding

3 years ago

What's the procedure for producing 1000 normally distributed samples with mean=x and variance=y in R, conducting a summary statistical analysis, and graphing a density plot? Implement the equivalent in Python via the Codility online editor.

Machine Learning Engineer

Qualtrics

Peek

Bloomberg

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3 years ago

Coding

3 years ago

Can you create a Conway's Game of Life simulator with Python coding?

Machine Learning Engineer

Qualtrics

Workday

Cloudera

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3 years ago

ML Knowledge

3 years ago

How do you explain overfitting and underfitting in machine learning, and what is their significance in the development of models?

Machine Learning Engineer

Qualtrics

HubSpot

AppDynamics

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3 years ago

ML Knowledge

3 years ago

When designing machine learning solutions, where does CNN fit in, and what kind of problems does it tackle?

Machine Learning Engineer

Qualtrics

Pluralsight

Meetup

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3 years ago

Coding

3 years ago

Could you demonstrate how to get the confidence intervals for the mean in Python?

Machine Learning Engineer

Qualtrics

Apple

Mailchimp

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3 years ago

ML Knowledge

3 years ago

How can the coefficients in a logistic regression model be interpreted with respect to their influence on the response variable?

Machine Learning Engineer

Qualtrics

Google

Grubhub

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3 years ago

ML Knowledge

3 years ago

Could you elaborate on your methodology of evaluating the number of clusters needed in the K-means algorithm?

Machine Learning Engineer

Qualtrics

Canva

trivago

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3 years ago

ML KnowledgeStatistics

3 years ago

In what way does PCA work and what are some of its cons?

Machine Learning EngineerData Scientist

Qualtrics

Shutterstock

Improbable

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3 years ago

ML Knowledge

3 years ago

Can you discuss the use of confusion matrix and ROC curve in evaluating a model's performance? How do they differ and when would you use one over the other?

Machine Learning EngineerData Scientist

Qualtrics

Udacity

Splunk

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3 years ago

ML Knowledge

3 years ago

Could you discuss the dissimilarities between Ridge and Lasso?

Machine Learning Engineer

Qualtrics

LogMeIn

Cloudera

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3 years ago

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^*All interview questions are submitted by recent Qualtrics Machine Learning Engineer candidates, labelled and categorized by Prepfully, and then published after being verified by Machine Learning Engineers at Qualtrics.

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