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JD.com Experience Design Center
JD.com Experience Design Center
Apr 19, 2024 · Product Management

How A/B Testing Transforms JD Express Mini‑Program Design: From Basics to Real‑World Results

This article explains why and how to conduct A/B testing for UI design, outlines experiment setup, variable creation, and data analysis, and presents detailed case studies of JD Express mini‑program pop‑up and order‑completion page experiments that demonstrate measurable improvements in click‑through and conversion rates.

A/B testingUX designdata analysis
0 likes · 18 min read
How A/B Testing Transforms JD Express Mini‑Program Design: From Basics to Real‑World Results
ByteDance Data Platform
ByteDance Data Platform
Sep 7, 2022 · Product Management

How to Calculate Minimum Sample Size for Reliable A/B Tests

This article explains common pain points in A/B testing, introduces essential statistical concepts such as sampling distribution, parameter estimation, confidence intervals, and hypothesis testing, and provides step‑by‑step formulas and a concrete example for calculating the minimum sample size needed to run a trustworthy experiment.

A/B testinghypothesis testingproduct experimentation
0 likes · 14 min read
How to Calculate Minimum Sample Size for Reliable A/B Tests
21CTO
21CTO
Sep 29, 2017 · R&D Management

Why Not Taking Risks Is the Biggest Risk: Facebook’s Early Lessons

This article reflects on Mark Zuckerberg’s early Facebook experience, emphasizing the importance of creating value, building learning‑focused organizations, rapid experimentation, hiring talent without experience, and embracing risk as essential for successful entrepreneurship.

Talent Acquisitionlearning organizationproduct experimentation
0 likes · 8 min read
Why Not Taking Risks Is the Biggest Risk: Facebook’s Early Lessons
Didi Tech
Didi Tech
May 22, 2017 · Product Management

Understanding A/B Testing and Gradual Release with Didi’s Apollo Platform

Didi’s Apollo platform combines A/B testing with gradual (gray) release, letting product teams safely roll out new features to targeted user segments, monitor key metrics, and apply best‑practice guidelines—such as isolating variables, pre‑defining metrics, controlling duration, random grouping, and confidence analysis—to achieve statistically significant, data‑driven improvements across thousands of weekly releases.

A/B testingData-drivenDidi
0 likes · 9 min read
Understanding A/B Testing and Gradual Release with Didi’s Apollo Platform