Recruiter screen

- Background information on last 3 roles
- Detail on my last project related to Stats (objectives, challenge, solutions)
- Programming tools I’ve used

Onsite:

5 rounds, 1 round Behavioral, 3 rounds of stats & data intuition, 1 round of programming

I don’t remember everything but here’s what I have:

**stats 1:** Some conventional stats questions, such as calculating conditional probability, calculating p value, and whether coin toss is fair or not

**stats 2:** I was asked a lot of questions about linear regression, lm(y~ x1 + x2) where y and x1 numeric, x2 categorical

**data intuition:**

Q1) Given a table of online store purchases, including id, the quantity of goods purchased: estimate the average purchase quantity per person in the store

Q2) Google wants to build a new data center: determine the data center size

**programming:** given a table with user_id, date, search

- Calculate the number of people who searched youtube on the first day and searched netflix on the second day
- Calculate the number of people who searched youtube without searching netflix for two consecutive days