Ellipsoid in R^n and Gaussian confidence region

Round-10 hunt: picked; channel-level screens (sellers/exam/re-upload/devotional/vendor/events) and provenance check passed; strict per-title check + final strict pass; oEmbed verified.

A 29-minute video from Jitkomut Songsiri: “Ellipsoid in R^n and Gaussian confidence region”.

Video by Jitkomut Songsiri, played through YouTube's embedded player.