{"id":2367,"date":"2022-04-24T23:52:30","date_gmt":"2022-04-24T23:52:30","guid":{"rendered":"http:\/\/optimumsportsperformance.com\/blog\/?p=2367"},"modified":"2022-04-25T14:06:19","modified_gmt":"2022-04-25T14:06:19","slug":"tidyx-episode-102-normal-normal-conjugate","status":"publish","type":"post","link":"https:\/\/optimumsportsperformance.com\/blog\/tidyx-episode-102-normal-normal-conjugate\/","title":{"rendered":"TidyX Episode 102: Normal-Normal Conjugate"},"content":{"rendered":"<p>So far we&#8217;ve covered the <strong><span style=\"color: #0000ff;\"><a style=\"color: #0000ff;\" href=\"https:\/\/optimumsportsperformance.com\/blog\/tidyx-episode-100-beta-conjugate\/\">beta-binomial conjugate<\/a><\/span><\/strong> and the <strong><span style=\"color: #0000ff;\"><a style=\"color: #0000ff;\" href=\"https:\/\/optimumsportsperformance.com\/blog\/tidyx-episode-101-gamma-poisson-conjugate\/\">gamma-poisson conjugate<\/a><\/span><\/strong>. This week, <span style=\"color: #0000ff;\"><strong><a style=\"color: #0000ff;\" href=\"https:\/\/twitter.com\/ellis_hughes\">Ellis Hughes<\/a><\/strong><\/span> and I discuss Bayesian analysis using the normal-normal conjugate. We build an example of a basketball player&#8217;s efficiency rating and show how to estimate their performance given prior knowledge of player efficiency ratings and some observed values from the player&#8217;s games.<\/p>\n<p><a href=\"https:\/\/optimumsportsperformance.com\/blog\/wp-content\/uploads\/2022\/04\/Screen-Shot-2022-04-24-at-4.46.03-PM.png\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter wp-image-2368\" src=\"https:\/\/optimumsportsperformance.com\/blog\/wp-content\/uploads\/2022\/04\/Screen-Shot-2022-04-24-at-4.46.03-PM-1024x790.png\" alt=\"\" width=\"363\" height=\"280\" srcset=\"https:\/\/optimumsportsperformance.com\/blog\/wp-content\/uploads\/2022\/04\/Screen-Shot-2022-04-24-at-4.46.03-PM-1024x790.png 1024w, https:\/\/optimumsportsperformance.com\/blog\/wp-content\/uploads\/2022\/04\/Screen-Shot-2022-04-24-at-4.46.03-PM-300x231.png 300w, https:\/\/optimumsportsperformance.com\/blog\/wp-content\/uploads\/2022\/04\/Screen-Shot-2022-04-24-at-4.46.03-PM-768x592.png 768w, https:\/\/optimumsportsperformance.com\/blog\/wp-content\/uploads\/2022\/04\/Screen-Shot-2022-04-24-at-4.46.03-PM-624x481.png 624w, https:\/\/optimumsportsperformance.com\/blog\/wp-content\/uploads\/2022\/04\/Screen-Shot-2022-04-24-at-4.46.03-PM.png 1136w\" sizes=\"auto, (max-width: 363px) 100vw, 363px\" \/><\/a> <a href=\"https:\/\/optimumsportsperformance.com\/blog\/wp-content\/uploads\/2022\/04\/Screen-Shot-2022-04-24-at-4.46.24-PM.png\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter wp-image-2369\" src=\"https:\/\/optimumsportsperformance.com\/blog\/wp-content\/uploads\/2022\/04\/Screen-Shot-2022-04-24-at-4.46.24-PM.png\" alt=\"\" width=\"456\" height=\"111\" srcset=\"https:\/\/optimumsportsperformance.com\/blog\/wp-content\/uploads\/2022\/04\/Screen-Shot-2022-04-24-at-4.46.24-PM.png 922w, https:\/\/optimumsportsperformance.com\/blog\/wp-content\/uploads\/2022\/04\/Screen-Shot-2022-04-24-at-4.46.24-PM-300x73.png 300w, https:\/\/optimumsportsperformance.com\/blog\/wp-content\/uploads\/2022\/04\/Screen-Shot-2022-04-24-at-4.46.24-PM-768x187.png 768w, https:\/\/optimumsportsperformance.com\/blog\/wp-content\/uploads\/2022\/04\/Screen-Shot-2022-04-24-at-4.46.24-PM-624x152.png 624w\" sizes=\"auto, (max-width: 456px) 100vw, 456px\" \/><\/a><\/p>\n<p>To watch the screen cast, <strong><span style=\"color: #0000ff;\"><a style=\"color: #0000ff;\" href=\"https:\/\/www.youtube.com\/watch?v=3VXvQhH9KzE\">CLICK HERE<\/a><\/span><\/strong>.<\/p>\n<p>To access our code, <strong><span style=\"color: #0000ff;\"><a style=\"color: #0000ff;\" href=\"https:\/\/github.com\/thebioengineer\/TidyX\/blob\/master\/TidyTuesday_Explained\/102-Simulating_Data-Applying_Bayes-Normal\/Episode%20102%20-%20Normal-Normal%20Conjugate.Rmd\">CLICK HERE<\/a><\/span><\/strong>.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>So far we&#8217;ve covered the beta-binomial conjugate and the gamma-poisson conjugate. This week, Ellis Hughes and I discuss Bayesian analysis using the normal-normal conjugate. We build an example of a basketball player&#8217;s efficiency rating and show how to estimate their performance given prior knowledge of player efficiency ratings and some observed values from the player&#8217;s [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[44],"tags":[],"class_list":["post-2367","post","type-post","status-publish","format-standard","hentry","category-tidyx-screen-cast"],"_links":{"self":[{"href":"https:\/\/optimumsportsperformance.com\/blog\/wp-json\/wp\/v2\/posts\/2367","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/optimumsportsperformance.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/optimumsportsperformance.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/optimumsportsperformance.com\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/optimumsportsperformance.com\/blog\/wp-json\/wp\/v2\/comments?post=2367"}],"version-history":[{"count":1,"href":"https:\/\/optimumsportsperformance.com\/blog\/wp-json\/wp\/v2\/posts\/2367\/revisions"}],"predecessor-version":[{"id":2370,"href":"https:\/\/optimumsportsperformance.com\/blog\/wp-json\/wp\/v2\/posts\/2367\/revisions\/2370"}],"wp:attachment":[{"href":"https:\/\/optimumsportsperformance.com\/blog\/wp-json\/wp\/v2\/media?parent=2367"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/optimumsportsperformance.com\/blog\/wp-json\/wp\/v2\/categories?post=2367"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/optimumsportsperformance.com\/blog\/wp-json\/wp\/v2\/tags?post=2367"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}