Data Scientist Interview Questions in Dublin, Ireland | Glassdoor

Data Scientist Interview Questions in Dublin, Ireland

"Every business collects data, and it's the job of the data scientist to analyze, interpret, and communicate that information in a way that will help drive company decisions. In an interview, expect to answer technical questions about your ability to perform quantitative tests as well as create clear visualizations of large, complex data sets. Come ready to discuss past projects you've worked on and how you communicate data findings clearly and concisely in order to help solve business-related problems."

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Data science : I had a graph showing different step were a client is interested by microsoft product to the real buying act. If you have a dataset of previous clients who bought/didn't buy, how to make prediction for new clients ?

1 Answer

Could you summarise your experience?

How to choose the method of predictive modelling.

Questions around current / previous experience and education. Important metrics to think of in relation to LinkedIn data, to be included in dashboards available to executive level. Questions around SQL, R, and Python.

The data was a mix of anonymised categorical and numerical features of (I think) cars that were shown to users that ended up being booked. There was an open ended requirement of coming up with data analysis graphs, a simple machine learning model, a discussion on a possible product that could be built on it, and a discussion on either the price sensitivity of users, or the importance of price as a variable that's factored in by users when making a purchase.

Technical people asked technical questions. HR people asked typical HR questions : tell me about a time you were in a X situation and what you did about it

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