Audience and conversation purpose: [who should join and why]

Named time zone: [zone] | Window A: [day/time] | Window B: [day/time]

Comparable post type: [question, explanation or linked resource]

Response coverage: [who can respond and when] | Test dates: [start/end]

Per post: [URL, topic, actual publication time and any promotion]

Equal-age results: [views] | [relevant replies or other primary outcome] | [available link activity]

Context and missing data: [record explicitly]

Decision and next test: [supported conclusion, uncertainty and review date]