{"id":249,"date":"2013-11-04T18:34:42","date_gmt":"2013-11-04T18:34:42","guid":{"rendered":"http:\/\/www.latinhire.com\/material\/?p=249"},"modified":"2014-06-28T07:14:51","modified_gmt":"2014-06-28T07:14:51","slug":"error-estandar-en-diferencia-de-porcentajes","status":"publish","type":"post","link":"https:\/\/www.latinhire.com\/es\/error-estandar-en-diferencia-de-porcentajes\/","title":{"rendered":"Error est\u00e1ndar en diferencia de porcentajes"},"content":{"rendered":"<p>Anahid nos muestra una excelente sesi\u00f3n de estad\u00edstica, donde trataron el tema del error est\u00e1ndar.<\/p>\n<p>Problema:<\/p>\n<p><a href=\"http:\/\/www.latinhire.com\/material\/wp-content\/uploads\/2013\/11\/anahidestadistica.jpg\"><img decoding=\"async\" class=\"alignleft size-medium wp-image-251 lazyload\" title=\"anahidestadistica\" data-src=\"http:\/\/www.latinhire.com\/material\/wp-content\/uploads\/2013\/11\/anahidestadistica-279x300.jpg\" alt=\"\" width=\"279\" height=\"300\" src=\"data:image\/svg+xml;base64,PHN2ZyB3aWR0aD0iMSIgaGVpZ2h0PSIxIiB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciPjwvc3ZnPg==\" style=\"--smush-placeholder-width: 279px; --smush-placeholder-aspect-ratio: 279\/300;\" \/><\/a><\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p><strong>Tutor<\/strong><\/p>\n<p>Welcome! \u00a0How are you?<\/p>\n<p><strong>Student<\/strong><\/p>\n<p>hello! good!<\/p>\n<p><strong>Tutor<\/strong><\/p>\n<p>Tell me, what can I do for you today?<\/p>\n<p><strong>Student<\/strong><\/p>\n<p>twell, im not sure how to find the standard error here for a difference in proportions<\/p>\n<p><strong>Tutor<\/strong><br \/>\nok, let&#8217;s find the proportions first, can you calculate them?<\/p>\n<p><strong>Student<\/strong><\/p>\n<p>.25 and .125<\/p>\n<p><strong>Tutor<\/strong><br \/>\nExcellent!\u00a0 You did that step perfectly. the formula for the SE is&#8230;<br \/>\nis that familiar to you?<\/p>\n<p><strong>Student<\/strong><br \/>\nyeah, thats what i thought i originally did, i may have made a calculator error<\/p>\n<p><strong>Tutor<\/strong><br \/>\nlet&#8217;s check it together then. well done!<br \/>\nhow much is the first term inside the square root?<\/p>\n<p><strong>Student<\/strong><\/p>\n<p>.0036<\/p>\n<p><strong>Tutor<\/strong><br \/>\nperfect!<br \/>\nwhat about the second term?<\/p>\n<p><strong>Student<\/strong><br \/>\nand .0012<\/p>\n<p><strong>Tutor<\/strong><br \/>\nwell done, if we add them we get 0.00485. right?<\/p>\n<p><strong>Student<\/strong><br \/>\nand then we square root for .069!<\/p>\n<p><strong>Tutor<\/strong><br \/>\nperfect!<br \/>\ncheck that the square root is 0.0696<\/p>\n<p><strong>Student<\/strong><br \/>\nyup! i got .0693 but i think its close enough<\/p>\n<p><strong>Tutor<\/strong><br \/>\nif we take the first three digits after the dot, the approximation is 0.070<br \/>\nGreat job on that one! Nicely done.<\/p>\n<p><strong>Student<\/strong><br \/>\nactually, unrounded i did get 696, awesome, thank you for your help!<\/p>\n<p><strong>Tutor<\/strong><br \/>\nyou are welcome , Do you have any questions about anything we went over today?<\/p>\n<p><strong>Student<\/strong><br \/>\nnope, thanks again!<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Anahid nos muestra una excelente sesi\u00f3n de estad\u00edstica, donde trataron el tema del error est\u00e1ndar. Problema: &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; Tutor Welcome! \u00a0How are you? Student hello! good! Tutor Tell me, what can I do for you today? Student twell, im not sure how to find the standard error&hellip;<\/p>\n","protected":false},"author":9,"featured_media":3591,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"gallery","meta":{"footnotes":""},"categories":[89,90],"tags":[],"post_series":[],"class_list":["post-249","post","type-post","status-publish","format-gallery","has-post-thumbnail","hentry","category-ejemplos-de-tutorias","category-estadistica","post_format-post-format-gallery","entry","has-media"],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/www.latinhire.com\/es\/wp-json\/wp\/v2\/posts\/249","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.latinhire.com\/es\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.latinhire.com\/es\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.latinhire.com\/es\/wp-json\/wp\/v2\/users\/9"}],"replies":[{"embeddable":true,"href":"https:\/\/www.latinhire.com\/es\/wp-json\/wp\/v2\/comments?post=249"}],"version-history":[{"count":1,"href":"https:\/\/www.latinhire.com\/es\/wp-json\/wp\/v2\/posts\/249\/revisions"}],"predecessor-version":[{"id":3592,"href":"https:\/\/www.latinhire.com\/es\/wp-json\/wp\/v2\/posts\/249\/revisions\/3592"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.latinhire.com\/es\/wp-json\/wp\/v2\/media\/3591"}],"wp:attachment":[{"href":"https:\/\/www.latinhire.com\/es\/wp-json\/wp\/v2\/media?parent=249"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.latinhire.com\/es\/wp-json\/wp\/v2\/categories?post=249"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.latinhire.com\/es\/wp-json\/wp\/v2\/tags?post=249"},{"taxonomy":"post_series","embeddable":true,"href":"https:\/\/www.latinhire.com\/es\/wp-json\/wp\/v2\/post_series?post=249"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}