Articles
Lessons from practice: how to check whether a report can be trusted, what a promotion or campaign really earns and where money is lost
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The Effect of a Discount in an Online Game: Why a 20% Sale Would Not Pay Off and How to Estimate It Without an A/B Test
An online shooter case: why a blanket 20% discount on time-limited items would have cut revenue and how to estimate it without an A/B test.
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A Report Anomaly or a Data Error? 9 Real Cases and a One-Hour Checklist
A metric spike is not always a business event. We walk through 9 real cases where a report “anomaly” turned out to be a data error and share a one-hour checklist.
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