Cohort Retention Beats Blended Averages
Use cohort analysis to spot whether retention problems are getting better, worse, or merely being hidden by averaging.
If you only watch the average, you can miss a broken newest cohort. Why cohorts matter A cohort is a group of customers that started in the same period. Following each cohort over time lets you see whether retention decays early, stabilizes later, or improves after a product or onboarding change. What blended averages hide Overall churn can stay flat even while newer cohorts worsen, because older customers keep the average looking acceptable. The reverse can also happen: strong new cohorts may be masked by legacy accounts acquired under an old sales motion. Bring revenue into the picture Customer counts…
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