{"id":975,"date":"2010-02-22T16:47:15","date_gmt":"2010-02-23T00:47:15","guid":{"rendered":"http:\/\/www.puckandmary.com\/blog_mary\/?p=975"},"modified":"2010-02-22T16:47:15","modified_gmt":"2010-02-23T00:47:15","slug":"the-math-of-twins","status":"publish","type":"post","link":"https:\/\/www.puckandmary.com\/blog_mary\/2010\/02\/the-math-of-twins\/","title":{"rendered":"The Math of Twins&#8230;"},"content":{"rendered":"<h2>Guest\u00a0Post from Puck:<\/h2>\n<p>People keep asking if we know whether we are having boys or girls. \u00a0The ultrasounds have not told us anything yet but as an engineer I feel the need to provide an answer.<\/p>\n<p>After careful observation, I can state:<\/p>\n<ul>\n<li>There is a <strong>75% chance<\/strong> that we will have a\u00a0<strong><span style=\"color: #3366ff;\">boy<\/span><\/strong>.<\/li>\n<li>There is a <strong>75% chance<\/strong> that we will have a\u00a0<strong><span style=\"color: #ff00ff;\">girl<\/span><\/strong>.<\/li>\n<li>There is a <strong>50% chance<\/strong> we will have both a\u00a0<strong><span style=\"color: #3366ff;\">boy<\/span><\/strong> and a\u00a0<strong><span style=\"color: #ff00ff;\">girl<\/span><\/strong>.<\/li>\n<\/ul>\n<p>This may seem weird at first glance but bear with me as I walk through the probability math.<\/p>\n<h2>What we know:<\/h2>\n<p>Like any scary math problem we should start with the information we know:<\/p>\n<ul>\n<li>There are two babies in there. \u00a0(<em>We know because we checked<\/em>.)<\/li>\n<li>Each child has a 50-50 chance of being\u00a0a <strong><span style=\"color: #3366ff;\">boy<\/span><\/strong> or\u00a0a <strong><span style=\"color: #ff00ff;\">girl<\/span><\/strong>.<\/li>\n<\/ul>\n<h2>Possible Outcomes<\/h2>\n<p>That gives us 4 possible outcomes each equally probable:<\/p>\n<ul>\n<li>25% &#8211; Twin A is a <strong><span style=\"color: #3366ff;\">boy<\/span><\/strong>, Twin B is a\u00a0<strong><span style=\"color: #3366ff;\">boy <span style=\"font-weight: normal;\"><span style=\"color: #000000;\">(Upper left corner)<\/span><\/span><\/span><\/strong><\/li>\n<li>25% &#8211; Twin A is a\u00a0<strong><span style=\"color: #3366ff;\">boy<\/span><\/strong>, Twin B is a <strong><span style=\"color: #ff00ff;\">girl\u00a0<span style=\"font-weight: normal;\"><span style=\"color: #000000;\">(Lower left corner)<\/span><\/span><\/span><\/strong><\/li>\n<li>25% &#8211; Twin A is a\u00a0<strong><span style=\"color: #ff00ff;\">girl<\/span><\/strong>, Twin B is a\u00a0<strong><span style=\"color: #3366ff;\">boy<\/span><span style=\"color: #3366ff;\"><span style=\"font-weight: normal;\"> <span style=\"color: #000000;\">(Upper right corner)<\/span><\/span><\/span><\/strong><\/li>\n<li>25% &#8211; Twin A is a\u00a0<strong><span style=\"color: #ff00ff;\">girl<\/span><\/strong>, Twin B is a\u00a0<strong><span style=\"color: #ff00ff;\">girl\u00a0<span style=\"color: #000000;\"><span style=\"font-weight: normal;\">(Lower right corner)<\/span><\/span><\/span><\/strong><\/li>\n<\/ul>\n<p><span style=\"color: #ff00ff;\"><strong><\/strong><\/span><\/p>\n<div id=\"attachment_979\" style=\"width: 227px\" class=\"wp-caption aligncenter\"><a href=\"http:\/\/www.puckandmary.com\/blog_mary\/wp-content\/uploads\/2010\/02\/baby_pie_chart.jpg\"><img loading=\"lazy\" decoding=\"async\" aria-describedby=\"caption-attachment-979\" class=\"size-full wp-image-979 \" style=\"border: 3px solid black;\" title=\"baby_pie_chart\" src=\"http:\/\/www.puckandmary.com\/blog_mary\/wp-content\/uploads\/2010\/02\/baby_pie_chart.jpg\" alt=\"Three cases includes a boy and three cases include a girl.\" width=\"217\" height=\"231\" \/><\/a><p id=\"caption-attachment-979\" class=\"wp-caption-text\">Three cases includes a boy and three cases include a girl.<\/p><\/div>\n<h2>Conclusion:<\/h2>\n<p>Therefore:<\/p>\n<ul>\n<li>In 3 out of 4 cases (75%) we have a\u00a0<strong><span style=\"color: #3366ff;\">boy<\/span><\/strong>.<\/li>\n<li>In 3 out of 4 cases (75%) we have a\u00a0<strong><span style=\"color: #ff00ff;\">girl<\/span><\/strong>.<\/li>\n<\/ul>\n<p>Another interesting fact:<\/p>\n<ul>\n<li>Half the time the Twins are the same gender.<\/li>\n<li>Half the time the Twins are of different gender.<\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>Guest\u00a0Post from Puck: People keep asking if we know whether we are having boys or girls. \u00a0The ultrasounds have not told us anything yet but as an engineer I feel the need to provide an answer. After careful observation, I can state: There is a 75% chance that we will have a\u00a0boy. There is a [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[7],"tags":[],"class_list":["post-975","post","type-post","status-publish","format-standard","hentry","category-twins"],"_links":{"self":[{"href":"https:\/\/www.puckandmary.com\/blog_mary\/wp-json\/wp\/v2\/posts\/975","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.puckandmary.com\/blog_mary\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.puckandmary.com\/blog_mary\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.puckandmary.com\/blog_mary\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.puckandmary.com\/blog_mary\/wp-json\/wp\/v2\/comments?post=975"}],"version-history":[{"count":16,"href":"https:\/\/www.puckandmary.com\/blog_mary\/wp-json\/wp\/v2\/posts\/975\/revisions"}],"predecessor-version":[{"id":992,"href":"https:\/\/www.puckandmary.com\/blog_mary\/wp-json\/wp\/v2\/posts\/975\/revisions\/992"}],"wp:attachment":[{"href":"https:\/\/www.puckandmary.com\/blog_mary\/wp-json\/wp\/v2\/media?parent=975"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.puckandmary.com\/blog_mary\/wp-json\/wp\/v2\/categories?post=975"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.puckandmary.com\/blog_mary\/wp-json\/wp\/v2\/tags?post=975"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}