Define a sql query? What is the difference between select and update query? How do you use sql in sas, python, r languages?
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Define some key performance indicators for the product
What is the difference between skewed and uniform distribution?
What makes scientific data?
Explain unsupervised learning?
From a long sorted list and a short 4 element sorted list, which algorithm will you use to search the long sorted list for 4 elements.
Explain the difference between data modeling and database design?
What is f test?
Explain the decision tree algorithm, and how is it different from the random forest algorithm?
Can you explain k-mean?
How do you do data import in sas?
What is the job description for a data scientist?
What is cluster sampling?