75+ data science interview questions : most asked interview questions

1. What are some of the steps for data wrangling and data cleaning before applying machine learning algorithms?

2. How to deal with unbalanced binary classification?

3. What is the difference between a box plot and a histogram?

4. Describe different regularization methods, such as L1 and L2 regularization?

5. What are Neural Networks

6. What is cross-validation?

7. How to define/select metrics?

8. Explain what precision and recall are

9. Explain what a false positive and a false negative …

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