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A comment on 20 lines of code that beat A/B testing every time. Parent comment

Re:20 lines of code that beat A/B testing every time by adamtj on Wednesday May 30, 2012 @10:00AM (#4042832)
2. If you change the thing you're testing, you need to restart the test. Otherwise, you'll have a meaningless jumble of results from two separate things.
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