wk2.02.envrStat_SummaryStat

Round-14 hunt: picked; source: named-course long-video search (r14); channel screens (sellers/exam/re-upload/devotional/vendor/events), provenance check, vendor/seller/devotional recheck and quality tier B passed; strict per-title check + final strict pass; oEmbed verified.

A 16-minute video from 김성균: “wk2.02.envrStat_SummaryStat”.

Video by 김성균, played through YouTube's embedded player.