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Research Statistician Interview Questions
296 research statistician interview questions shared by candidates
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Explain confounding variables. How would you calculate P-value by hand? What is p-value, and how would you characterize its pros and cons? How can we increase power in a study? Calculate sensitivity for a test/small sample. Find confidence interval of a classifier that has 99.5% accuracy. How would you test if a single die was loaded on one side? Subsequently, how would you test this with 90% power? How do you write an SAP? You are posed with a question: "What are the chances a retired person who makes >100k has a kid who makes >100k?". How would you go about solving this question? Given a list of numbers, write a function that returns a list in which each element is a tuple of the data point and its empirical cdf value. Given the name of the predictor variables, outcome variable, and name of the dataset, provide the code to perform a logistic regression. Write a function that accepts any integer and returns the sum of all the digits in the number.
Something about maximum likelihood, but quite specific.
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Did not get the interview.
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How would you explain mean and standard deviation to someone who doesn't know statistics
How to select variables among thousands of them?
None of the questions were difficult for an experienced person for the position.
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