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Sahar Massachi
Consultant, Independent

Website | @sayhar

Sahar is a startup founder, online organizer, and software developer recently out of Brandeis with a BS and MA in Computer Science. After founding a start up to provide community organizations with better mobile tools, he joined up with the Wikipedia fundraising team to help complete a review of their AB testing methods, analyzing and preparing for publication hundreds of past AB tests.

Sessions

2:35pm–3:15pm Wednesday, 10/30/2013
How to Get Statistics Right in AB Testing: The Short Answer (With Proof from Four Years of Fundraising Data from Wikipedia)
Data Science Beekman Parlor - Sutton North
Zack Exley (Brand New Congress), Sahar Massachi (Independent)
Average rating: ****.
(4.00, 13 ratings)
There's something about AB testing that invites statistical malpractice, and that makes communication between academics and practitioners very difficult. Wikipedia's revenue is depends on doing testing right. We'd like to present simple methods that we believe accurately predict future performance from AB test results, while minimizing sample size, along with proofs from four years of test data. Read more.

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