Can you explain data preparation?
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What is the importance of selection bias?
What are Type 1 and Type 2 errors ?
Explain calculate distance methods briefly?
How can you compare a neural network that has one layer, one input and output to a logistic regression model?
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 are eigenvectors and eigenvalues?
Could you explain how to define the number of clusters in a clustering algorithm?
How long does it take to become a data scientist?
How many people are using Facebook in California at 1.30 PM on Monday?
What is an outlier? How do you treat outlier data?
Can you explain data munging or data wrangling?
What motivates you to transition from academia to data science?
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