Multiple-choice questions on expected output/error given a R code chunk
Intern Data Scientist Interview Questions
936 intern data scientist interview questions shared by candidates
Tell me a time when you multitasked.
Describe the process of how you would conduct a successful marketing email campaign
Basic statistics definition and real world meaning.
What R packages do you use?
présenter votre parcours et de répondre à quelques questions techniques (Stats, Machine Learning, Python, R et SQL).
mostly on what i worked on previously and why i want to join the company.
Explain one project you've worked on
trouver la pattern dans une séquence
1. Difference between bagging and boosting. 2. Explain Random Forest. 3. How does Random Forest reduce the variance? 4. How does XG boost algorithm work? 5. What is a Support Vector Machine? 6. What are the types of kernels? 7. Difference between polynomial kernel and RBF Kernel? 8. Which is better? Count Vectorizer or TF-IDF? 9. What is word2vec? 10. Give an example of precision and recall. 11. Difference between linear regression and logistic regression? 12. How can you draw a best-fit line in linear regression? 13. What is multicolinearity?
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