ENR · E04
Experiment power and sequential testing
Recognise underpowered tests, novelty effects, peeking, and decision thresholds.
Why this is separate
This topic is useful in contemporary product work but is not explicitly named in the supplied PCPM outline. It cannot satisfy a source outcome.
Practice prompt
Choose a current product decision. Apply experiment power and sequential testing, record the new evidence it surfaces, and explain whether it changes the decision.
Portfolio addition
Save a one-page enrichment note with context, method, evidence, choice, and unresolved risk.