What is market basket analysis? How would you do it in r and python?
What is random forests?
How do you treat outlier data?
How would you say data science is similar or different to business analytics and business intelligence?
What is linear optimization?
How do you use sql in sas, python, r languages?
Name some packages in r and python for building regression models.
What is f test?
How do you treat multicollinearity and heteroscedasticity in regression?
What is logistic and linear regression? How do you treat multicollinearity and heteroscedasticity in regression?
What is an api?
What is nosql? Name some examples of nosql databases.
How do you build a custom function in python or r?
What is missing value imputation?
Define a sql query? What is the difference between select and update query? How do you use sql in sas, python, r languages?