Data Science Mock Interview - Measure the Success of a New Reaction Feature

Ace your interviews with Exponent’s Data Science Interview Course: https://bit.ly/4e7OGM7 In this data science mock interview, our guest discusses how to measure the success of adding a new reaction feature to a social media platform's stories. They explore key metrics such as user engagement, reaction usage rates, and experiment design considerations. Learn valuable strategies for testing product features and analyzing results in a real-world data science interview scenario. Want to practice peer-to-peer mock interviews? https://bit.ly/3Xmj8wq Chapters- 00:00 - Intro 00:29 - Testing New Feature in Social Media 03:44 - Reaction Feature for Different Types of Users 05:44 - Discussing Metrics and User Segments 09:35 - Reaction Usage and Adoption Rates 11:54 - New Reaction Metrics and Guardrails 15:19 - Notifications: Best Way to Inform Users 16:05 - Design Considerations for Social Media Experiments 25:58 - Automated Z Test Selection for Large Sample Sizes 29:59 - Power Analysis: Effect Size, Power, Significance 36:03 - Tradeoff Experiments with User Segments 39:41 - Quantitative vs Qualitative User Research 40:55 - Feedback and Reflections Watch data science mock interviews from Exponent: - Probability, P-value and Confidence Intercals: https://youtu.be/-daFO-i-SFY - Retry Transaction ft. Paypal Data Scientist: https://youtu.be/uCiBkaA4V6M - Amazon Data Science Interview: Linear Regression:https://youtu.be/PYZPmpnbUxo - Snap Data Science Mock Interview: Improve Camera Speed: https://youtu.be/6bAyvNE2CeM 👉 Subscribe to our channel: http://bit.ly/exponentyt 🕊️ Follow us on Twitter: http://bit.ly/exptweet 💙 Like us on Facebook for special discounts: http://bit.ly/exponentfb 📷 Check us out on Instagram: http://bit.ly/exponentig 📹 Watch us on TikTok: https://bit.ly/exponenttiktok ABOUT US: Did you enjoy this interview question and answer? Want to land your dream career? Exponent is an online community, course, and coaching platform to help you ace your upcoming interview. Exponent has helped people land their dream careers at companies like Google, Microsoft, Amazon, and high-growth startups. Exponent is currently licensed by Stanford, Yale, UW, and others. Our courses include interview lessons, questions, and complete answers with video walkthroughs. Access hours of real interview videos, where we analyze what went right or wrong, and our 1000+ community of expert coaches and industry professionals, to help you get your dream job and more!