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Data Internship Interview Questions
746 data internship interview questions shared by candidates
In the assessment, there was a total of 6 questions. First three you need to be familiar with the CTE skills of SQL, data frame skills (using Pandas) of Python, and a programming question that I couldn't remember. The last three questions were multiple choices about Json, Probabilities, and your thoughts on designing a database table.
python and java codingames ?
Tell me about yourself, and why did you pick this major?
They asked me to write a SQL query using JOIN and aggregate functions (e.g., COUNT, SUM) to analyze a dataset.
why simon kucher, why consulting
What databases have you worked with - most importantly- any us clinical database experience?
1) linear regression , explain it step by step , 2) what is kmeans , explain it step by step
What is PCA ? Random Forest ? Questions on bias / variance, technical precisions on other machine learning concepts. Various exercices: estimate the number of buses that circulate in London in a day; imagine that you have bike stores and various data on sales from past 10 years (sales per store, per bike model) , how can you use machine learning to improve the business model?; imagine that you have a travel agency website, a given destination has various information (price, text, etc) but also images, photos of the place, how can those photos be used to make the recommendation system better?
Expected number of coin tosses in order to get 2 heads in a row.
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