The Smart Cube Interview Questions for a full-time job as a Data Analyst.

**Process:** An aptitude test followed by two rounds of interviews.

## Placement Process

**Round 1 (Technical): **

- Introduce yourself
- What are your hobbies?
- Tell me about a project that you have done recently
- Tell me about any prediction model based project that you have done recently
- I have a data of 10000 observations, and let’s say that 5% of the observations are missing. How would you impute those?
- What kind of regression models have you applied in your project?
- Have you worked on primary data? If yes, what issues did you encounter while collecting the data? How would you overcome them?
- Consider that I am asking you to estimate my current income and you could ask me only 5 questions. What would you ask me?
- Guesstimate: Estimate the number of persons travelling at the Shastri Nagar Metro Station?
- Puzzle: A 3*3 grid of dots is presented on a sheet of paper. How would you join those with only 4 straight lines?
- Any questions from me?

**Round 2 (Technical + Business Acumen): **

- Introduce yourself
- Mention any one assumption of linear regression. How would you check if it is violated? What remedial measures are available to you?
- What do you think were the factors involved in determining the fare of metro rides when it was made available to public for commute?
- Two questions I am going to ask, answer the first one quick and the second one quicker.
- What is the square root of 9? What is the square root of 0.9?

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