lesson 3 of 5 · slice-based error analysislesson 3 of 5 · slice-based error analysislesson 3 of 5 · slice-based error analysislesson 3 of 5 · slice-based error analysislesson 3 of 5 · slice-based error analysislesson 3 of 5 · slice-based error analysislesson 3 of 5 · slice-based error analysislesson 3 of 5 · slice-based error analysislesson 3 of 5 · slice-based error analysislesson 3 of 5 · slice-based error analysislesson 3 of 5 · slice-based error analysis
The new model loses to the old one overall, but a teammate finds that it wins on "weekend tickets from tier-3 customers about shipping" and proposes reporting that. What's wrong?