AB Testing 101 | Fmr. Google Data Scientist Explains How to Calculate the Sample Size

🚀 Looking for a comprehensive AB testing course? Visit https://datainterview.com/ 👉 Join the Data Scientist Interview Bootcamp: https://www.datainterview.com/bootcam... ====== ✅ Details ====== 🤔 Ever wondered how to calculate the sample size in an AB test? A former data scientist at Google how to calculate the sample size step-by-step. The lesson covers the formulas, parameters and exercises that should give you the intuition on how the sample size is calculated. Dan, the host, was a data scientist formerly at Google and PayPal. He launched https://datainterview.com/ to help candidates like you eliminate frustrations about the data science interview process and increase your success. As an interview coach, Dan helped several clients land their dream jobs as IC and managerial DS roles at top companies such as Google, Meta, Amazon and such. Message him at [email protected] for help! 👍 Make sure to hit the like, and check out https://datainterview.com/ ====== ⏱️ Timestamps ====== 0:00 Sample Size Formula 2:16 Significance Level (Alpha) 7:15 Statistical Power (1 - Beta) 12:43 Variance 17:41 Demonstration ====== 📚 Other Useful Contents ====== 1. Principles and Frameworks of Product Metrics | YouTube Case Study Link:   / principles-and-frameworks-of-product-metri...   2. How to Crack the Data Scientist Case Interview Link:   / crack-the-data-scientist-case-interview-by...   3. How to Crack the Amazon Data Scientist Interview Link:   / crack-the-amazon-data-scientist-interviews...   ====== Connect ====== 📗 LinkedIn -   / datainterview   📘 Medium -   / datainterview