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What are disadvantages of bootstrap development?
Can you explain cross-validation?
How do data management procedures like missing data handling make selection bias worse?
What are various steps involved in an analytics project?
If we added one rider to the current SF market, how would that affect the existing riders and drivers?
What prior subject is required to become a data analyst?
Explain the difference between univariate, bivariate and multivariate analysis?
What is the goal of the clustering?
Why is data munging useful?
What is nosql? Name some examples of nosql databases. What is a key value store? What is column storage? What is a document database?
What cross validation technique would you use on time series data set? Is it k-fold or loocv?
Treating a categorical variable as a continuous variable would result in a better predictive model?
What is column storage? What is a document database?
What motivates you to transition from academia to data science?
What is difference between sas, r and python programming?
