When L2 regularizing a cost function, why does one add to it the square of the variables and not the variable itself.
Data Interview Questions
132,952 data interview questions shared by candidates
If they offered me the job right now for $11/hour would I take the job?
Based on a table having columns date, email ID, amount; get me month wise average of amount for each email Id.
How many joins are there? Please explain each
Give some examples of how you have used data in the past to answer questions or solve problems.
They asked me how I would model the waiting time for a local restaurant and what possible statistical models and strategies I could bring to bear on the problem.
Tells us about yourself.
Des questions général concernant la dernière mission
Why i left my previous company? What is important to me in a working place?
What do you do everyday?
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