Manuals / Product Thinking / Chapter 5
B · Learning · intermediate · ~35 min · Chapter 5 of 9
Prioritization: RICE
Reach × Impact × Confidence / Effort. Useful for relative ranking — dangerous if you pretend the numbers are science.
Score a backlog
Same scale for everyone. Debate Impact and Confidence more than Reach.
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Example
RICE = (Reach * Impact * Confidence) / Effort
Reach: users/quarter
Impact: 0.25–3 scale
Confidence: %
Effort: person-months
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Score 6 items with RICE. Note where Confidence is low — those need discovery.
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Chapter learning outcomes
- RICE factors
- Confidence as honesty
- Scoring hygiene
Clear these before you leave