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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.
Please describe BCG X in 3-5 sentences (who are we, what do we do?) What motivated you to apply to BCG X?
Cos'è l'apprendimento supervisionato e non supervisionato?
Expected number of coin tosses in order to get 2 heads in a row.
Tell me about yourself, what are your plans for now and in the future (regarding to your career), describe your proficiency in any skills that is related to the job description (python or anything), is it hard as an internation students to work in a team in uni overseas
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?
Data structures, classification models, data pipelines, web deployment, NLP
Tell me about yourself. Why do you choose a data analyst? After 2 years whom do you become? What is Inner join in SQL? When did you use SQL? ETC
Expliquer le modèle de régression logistique (modèle, équations, calcul de l'optimum). Etude de cas pratique.
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