Describe Ofcom to a friend
Science Interview Questions
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Utility of Machine Learning Algorithms
SQL aggregation functions perform calculations on a set of values in a column?
The interviewer asked about my SQL level and my past experience as a DS.
Size the tobacco market in the united states
How do you learn new skills?
What do you see yourself doing here in 1-3 years from now?
What is my experience when it comes to data science?
HW Q2: a policy evaluation question. check if new feature increased customer conversion rates, can not run A/B testing.
Live coding SQL and Python. Calculate an average age of customers reaching step 3. Find the percentage of customers who reached step 3.
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