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我正在计算网站订阅者的保留率 - 每月/每年为网站付费的用户。
离开的订户是停止为网站付费的订户。如果离开的订户返回站点,他将获得相同的订户 ID。我不知道如何对待回头客。例如:
最后一个月的留存率应该是 3/3 还是 2/3?