Can you explain unsupervised learning?
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How can you assess a good logistic model?
When underfitting occurs in a static model?
Where linear optimization is used?
You have been given the data on Facebook user's friending or defriending each other. How will you determine whether a given pair of Facebook users are friends or not?
What do you understand by the selection bias?
What is the good measure of influence of a Twitter user?
Why data cleaning plays a vital role in analysis?
How will you deal with unbalanced data where the ratio of negative and positive is huge?
What is data science with example?
What do you understand by the selection bias? What are its various types?
Do you prefer python or r for text analytics?
Print the elements of a matrix in zig-zag manner.