What are two variables that are dependent but not correlated? For example, x and y=2x are dependent and correlated.
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I was given a story problem, and asked to design a database (on the whiteboard) that would store the needed data and explain why I chose to design it that way. Then I was asked to write out a SQL statement that would select a specific data set that met three criteria (date range, age and medical diagnosis). Then I defended my position based on a series of questions from the panel.
What is a distribution you may use to model data whose range of input values is [0, N]?
How would you deal with discipline
What would you do to improve Healthtap's AI capabilities?
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What is your interest in IP law?
If the coefficient of an independent variable in linear regression has an opposite sign than it should be, what might be the reason
A working problem to see how I would approach a data science project including project management, MVP, data wrangling, EDA, model choices, and interpretation goals.
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