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How will you decide which version (Version 1 or Version 2) of the Surge Pricing Algorithms is working better for Uber ?
Uber,
331A building has 100 floors. Given 2 identical eggs, how can you use them to find the threshold floor? The egg will break from any particular floor above floor N, including floor N itself.
402You have 2 dices. What is the probability of getting at least one 4? Also find out the probability of getting at least one 4 if you have n dices.
454If we added one rider to the current SF market, how would that affect the existing riders and drivers?
Uber,
344How will you test that there is increased probability of a user to stay active after 6 months given that a user has more friends now?
486Post New Data Science Questions
What is cart and chaid? How is bagging different from boosting?
Why data cleaning plays a vital role in analysis?
Among python and r, which one is generally preferred for text analytics?
What is data science?
Give a large dataset, find the median.
Explain principal components analysis with equations.
How would add new Facebook members to the database of members, and code their relationships to others in the database?
Name Methods to Calculate Distance Measure?
What are Principal components?
How to determine the number of clusters in k-means clustering algorithm?
What prior subject is required to become data analyst?
How will you impute missing information in a dataset?
Can you compare the validation set with the test set?
How is true positive rate and recall related?
What is the goal of A/B Testing?
