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Senior Data Analyst Interview Questions
2,903 senior data analyst interview questions shared by candidates
Write a program to get the second highest salary from employees tale without using Rank function.
What happens if one tries to modify a tuple in python ?
Q: What are the assumptions of linear regression Q: N people handshake probability problem
Y PCA, what’s SMOTE and other techniques to fix data imbalance , feature selection techniques
Scaling , model evaluation, parameters tuning
Different imputation techniques, to handle skewed data, to fix outliers
Write the SQL query to return a count of number of edits made to orders within the last 7 days grouped by day
Assignment given and asked to build visuals
1. Creation of database 2. Arrays and String manipulation
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