https://tube.cosmicflow.space/videos/watch/995ccb54-7a05-4be7-9c0c-1613c2aa379d We prove linearity of expectation, solve a Putnam problem, introduce the Negative Binomial distribution, and consider the St. Petersburg Paradox. Fri, 21 Aug 2026 21:54:00 GMT https://validator.w3.org/feed/docs/rss2.html PeerTube - https://tubefree.org https://tubefree.org/lazy-static/avatars/645dd5f1-0d64-415d-b13c-00d550f7273a.png https://tube.cosmicflow.space/videos/watch/995ccb54-7a05-4be7-9c0c-1613c2aa379d All rights reserved, unless otherwise specified in the terms specified at https://tubefree.org/about and potential licenses granted by each content's rightholder.