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What is logistic and linear regression? How do you treat multicollinearity and heteroscedasticity in regression?
313Define a sql query? What is the difference between select and update query? How do you use sql in sas, python, r languages?
383Post New Data Science Questions
Discuss artificial neural networks
What is the good measure of influence of a Twitter user?
Define the term cross-validation
How can you select k for k-means?
What is supervised learning?
What approach will you follow to develop the love,like, sad feature on Facebook?
What is the best programming language to use in data science?
Can you explain difference between data modeling and database design?
What is market basket analysis? How would you do it in r and python?
Can you cite some examples where both false positive and false negatives are equally important?
What does a data scientist do?
What are the variants of back propagation?
What is an api? What are apis used for?
Name some kinds of graphs and explain how you would build them in python or r.
What is the role of the activation function?
