A marketing team emails every customer the model labels ‘wil…
A marketing team emails every customer the model labels ‘will buy.’ Emails cost money to send, excessive emails drive unsubscribes, and a customer the model skips can still buy on the website. Which error should the team work hardest to reduce, and which metric tracks it?
Read DetailsYou sweep the threshold for a fraud model on its training ro…
You sweep the threshold for a fraud model on its training rows. A missed fraud (FN) costs $2,000 and a false alarm (FP) costs $50: Threshold FP FN 0.20 180 4 0.35 90 10 0.50 40 22 0.65 15 38 Of these four thresholds, which minimizes total cost?
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