What is benefit cost analysis
Senior Data Analyst Interview Questions
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"Tell me about yourself?"
1. Write a sql to find how many times a cutomer have entered the shop for less than 3 days?
There was a question around the success rate of two different email campaign. Basically when looking at the data in aggregate, email campaign 1 looked more effective, but when broken down by segment, you see that email campaign 2 is more effective. Which campaign is better?
Present a dataset solution using Pandas Library (Python)
Data model and few SQL queries
What the degree distance between 2 clock hands? (time of the clock was given)
How many piano tuners are there in San Francisco?
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