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When a Winning Test Doesn't Pay Off

When a Winning Test Doesn't Pay Off — Chinese original prompt

这次测试 [指标] 提升了 [幅度],但 [时间范围] 内整体 [业务指标] 没有变化。请列出 5 种可能解释:指标选错、样本被分流、效果只在新客身上、季节因素、长期回落,每种给一个能在现有数据里验证的检查方法,最后建议全量、继续观察还是回滚,并说明判断依据。
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Chinese original

How to use

全量前先想清楚:这个提升会不会只是把转化挪到了别的环节。

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