Data Scientists Interview Questions

54,372 data scientists interview questions shared by candidates

They will show you a formula which could be part of many statistics and expect you to state with authority that it is a logistic regression, when it is not actually the logistic regression equation, it is a part of it....
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Data Scientist

Interviewed at Nanigans

3.9
May 11, 2018

They will show you a formula which could be part of many statistics and expect you to state with authority that it is a logistic regression, when it is not actually the logistic regression equation, it is a part of it....

All questions in the on-site interview were based on possible improvement to the models that I had built. and were from these topics. 1. Dimensionality reduction (followed by using it) 2. Train multiple models on the dataset judiciously 3. Selecting the ideal metric for the dataset 4. From scratch ensemble learning on the dataset with pre-prepared models 5. Architectural questions and discussions on taxi service 6. How will you use LSTM for analysing time-series data 7. Time-series analysis to find outliers and trends
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Research Scientist

Interviewed at ZAPR Media Labs

4.2
Mar 28, 2019

All questions in the on-site interview were based on possible improvement to the models that I had built. and were from these topics. 1. Dimensionality reduction (followed by using it) 2. Train multiple models on the dataset judiciously 3. Selecting the ideal metric for the dataset 4. From scratch ensemble learning on the dataset with pre-prepared models 5. Architectural questions and discussions on taxi service 6. How will you use LSTM for analysing time-series data 7. Time-series analysis to find outliers and trends

We are pleased to announce a unique opportunity for Research and Development with Honeywell. This is an exciting organization focused on cutting-edge technology developments, working with various entities in R&D efforts to create break-through technologies.
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Senior Cryogenic Scientist

Interviewed at Nuctech

3.4
Jun 29, 2019

We are pleased to announce a unique opportunity for Research and Development with Honeywell. This is an exciting organization focused on cutting-edge technology developments, working with various entities in R&D efforts to create break-through technologies.

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