"You are using a performance matrix to see how well a model performs. Describe the matrix."
Principal Data Analyst Interview Questions
10,184 principal data analyst interview questions shared by candidates
"How would you identify outliers?"
Case study on an office space supplier. Calculate the break even point, not straight forward.
Case study on a Software development company looking for a new contract.
"How would you address imbalanced data?"
"How can you ensure that a model does not have multi-collinearity?"
"What criteria would you use to determine how reliable the control and test group are?" (follow-up to question #5)
What aspect of your previous team did you value
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