I want to drop an egg from any floor in a 18 floors tall building. What is the highest floor that is safe to drop the egg which I don't want to break ?
Data Scientist Interview Questions
Data Scientist Interview Questions
Lors d’un entretien pour le poste de data scientist, les employeurs vont poser des questions leur permettant d’évaluer vos compétences en modélisation des données, résolution des problèmes et programmation. Soyez préparé à répondre à des questions générales testant vos connaissances en statistiques et en science des données. Vous devez également être prêt à répondre à des questions ouvertes permettant de tester votre créativité, vos compétences en communication et votre éducation formelle en modélisation des données et en programmation.
Questions d'entretien d'embauche fréquentes pour un data scientist (H/F) et comment y répondre
Question 1 : Quelles techniques de modélisation des données préférez-vous et pourquoi ?
Question 2 : Comment détectez-vous les faux comptes Instagram utilisés pour escroquer les clients ?
Question 3 : Décrivez des situations qui requièrent une liste, un uplet ou un ensemble sur Python.
54,348 data scientist interview questions shared by candidates
What is lstm How random forest works
Where does Deep Learning offer advantage compared to SVMs? Is the cost function of a DNN model convex? What about for SVM? Tell me about how you have implemented a research paper (mentioned in my resume) Basic questions about linear and logistic regressions - about their assumptions, advantages etc Overall, the questions weren't too deep.
"Which M-L algorithm does not require dealing with missing value?"
what is min of Sigma_i( |x_i -x|)
A frog stands at the origin. Each minute it jumps 1 unit to either sides (right or left) with equal probability. What is the probability it reaches -1 before it reaches +100
1. What's the relationship between PCA and k-means clustering? 2. What are the requirements for a matrix to represent a kernel? What happens if we run SVM using a 'kernel' that does not satisfy these requirements? 3. Problems using Python lists and dictionaries 4. SQL joins, aggregates (count, sum, avg), and cases 5. If you were given a dataset with [X] features (may be numerical, categorial, etc.) and you want to build a model (to determine fraudulent transactions, say), how would you determine which features are best to use in the model?
Why do you want to work at McAfee?
Asked about the projects I worked on and asked me to solve some whiteboard problems
Mostly around NLP and Statistical Modeling. Off the book questions nothing mind trickling.
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