What is the roc curve?
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What is the difference between an analyst and a data scientist?
A test has a true positive rate of 100% and a false-positive rate of 5%. There is a population with a 1/1000 rate of having the condition the test identifies. Considering a positive test, what is the probability of having that condition?
Define a sql query? What is the difference between select and update query? How do you use sql in sas, python, r languages?
What is the advantage of performing dimensionality reduction before fitting an svm?
Name various types of deep learning frameworks
How would you add value to the company through your projects?
What is the procedure to check the cumulative frequency distribution of any categorical variable?
Explain how to write a table to a file?
How do you treat colinearity?
Explain data cleansing?
What is the aim of a/b testing?
How will you test that there is increased probability of a user to stay active after 6 months given that a user has more friends now?