What is data science? How would you say it is similar or different to business analytics and business intelligence?
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Case Study based questions - Cars are implanted with speed tracker so that the insurance companies can track about our driving state. Based on this new scheme what kind of business questions can be answered?
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?
Define boltzmann machine
How will you handle missing data ?
why is data cleaning important for analysis?
Define cluster sampling?
What is a/b testing in data science?
What is chi square test?
How to create survival object in R?
Can you explain recommender system?
What is meant by sampling? Explain some sampling methods that you know?
Give a large dataset, find the median.