What is the relationship between recall and precision? What happens when there is a huge discrepancy between the 2?
Data Scientist Intern Interview Questions
940 data scientist intern interview questions shared by candidates
They asked how I would handle a highly imbalanced dataset for a classification problem, specifically asking which evaluation metrics I would prioritize over accuracy to ensure the model effectively detects the minority class.
1. Predictive maintenance case - if you have more time how will you explain to a client how you'll improve a model 2. Random forest - if you have a noisy dataset (lots of features that don't matter) whats the probability of the 2 features of interest being present in any single tree that randomly selects 50 features out of 100
Conocimientos específicos sobre herramientas como Power BI, Python, Tableau
Describe your data manipulation process
Why do you want to join Criteo ?
There Asked me about machine learning algorithms and some fundamental concepts of NLP and DL
SQL question, python algorithms question, and a logistic regression question
Python coding questions involving palindromes.
Q: Experience with BI Tools and data visualization? What's data pre-processing? Data cleaning issues?
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