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  1. 1.Baymard Institute, Cart Abandonment Rate Statistics (average of 50 studies; reasons from Baymard's checkout survey). Updated September 2025. Source
  2. 2.Google / DoubleClick, “The Need for Mobile Speed”, September 2016 (10,000+ mobile domains). Source
  3. 3.Triple Whale, Ecommerce Benchmarks 2025 (orders ÷ sessions; global average ~1.9–2%, desktop 3.9% vs mobile 1.8%). Source
  4. 4.Kohavi & Longbotham, “Online Controlled Experiments and A/B Tests”, Encyclopedia of Machine Learning and Data Mining: only about one third of ideas tested at Microsoft improved the metric they were designed to improve. Source
  5. 5.Baymard Institute, Checkout Flow Average Form Fields (2024): 11.3 fields on average; most sites need about 8. Source
  6. 6.Evan Miller, “How Not To Run an A/B Test” (2010), on stopping a test the moment it looks significant. The effect was first described by Armitage, McPherson & Rowe, “Repeated Significance Tests on Accumulating Data” (1969). The rates in the simulation above are counted live from the simulated tests. Source
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Made by a solo founder who reads checkout research for fun.