How do you check for data quality?
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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 is the svm algorithm?
Explain data preparation?
How can you check if a data set or time series is random?
What are eigenvalue and eigenvector?
What is back propagation and explain it’s working.
Where is association analysis used?
Do we have different selection biases, if yes, what are they?
Name some kinds of graphs and explain how you would build them in python or r.
How can outlier values be treated?
How has your prior experience prepared you for a role in data science?
What is cross-validation?