What is the most important factor that affects revenue as it pertains to a grocery store?
Datos Interview Questions
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What metrics have you used to evaluate a model in the past?
What will you do when a disagreement occurs?
Details: 2 SQL questions involving 3 different tables in a database: Table 1 contained subscription payment data by `subscriber_id` and `date` (renewal data, new subscription date), Table 2 contained subscriber personal details (gender, age, location, etc), Table 3 contained stream details by subscriber_id (subscriber_id, content_id, seconds streamed, timestamp, content_title). Question 1: find number of daily active subscriptions in 2019. Question 2: find number of male subscribers who watched at least 3 unique titles in August, being careful not to count titles that were streamed for less than 3 seconds.
- 1 Python question: build a class that takes an array as input, and define a function that tkaes
1. What is multicollinearity? 2. How can you detect Multicollinearity between variables? 3. How would you eliminate multicollinearity in data for use in a model?
What are the factors to look into when entering a new market?
We are implementing shared rides and considering adding in a 30 seconds waiting period for our algorithm to identify additional matches. What metrics would you use to evaluate this, and how would you run this experiment?
What is the p-value of a binomial distribution?
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