{"id":4575,"date":"2023-06-16T01:59:37","date_gmt":"2023-06-16T01:59:37","guid":{"rendered":"https:\/\/content.one.lumenlearning.com\/quantitativereasoning\/?post_type=chapter&#038;p=4575"},"modified":"2025-08-27T00:29:17","modified_gmt":"2025-08-27T00:29:17","slug":"advanced-experimental-design-apply-it-1","status":"web-only","type":"chapter","link":"https:\/\/content.one.lumenlearning.com\/quantitativereasoning\/chapter\/advanced-experimental-design-apply-it-1\/","title":{"raw":"Advanced Experimental Design: Apply It 1","rendered":"Advanced Experimental Design: Apply It 1"},"content":{"raw":"<section class=\"textbox learningGoals\">\r\n<ul>\r\n\t<li>Review an experiment and explain if it has been designed well<\/li>\r\n\t<li>Use randomized block design to create a hypothetical experiment to answer a research question<\/li>\r\n<\/ul>\r\n<\/section>\r\n<h2>Exploring Experimental Design<\/h2>\r\n<p>Today, you will dive into the role of a researcher examining the effect of a new smartphone application that is claimed to enhance productivity in individuals aged [latex]18 - 25[\/latex] years.<\/p>\r\n<center>\r\n[caption id=\"attachment_6796\" align=\"aligncenter\" width=\"392\"]<img class=\"wp-image-6796\" src=\"https:\/\/content-cdn.one.lumenlearning.com\/wp-content\/uploads\/sites\/18\/2023\/06\/13205245\/neil-soni-6wdRuK7bVTE-unsplash_50-235x300.jpg\" alt=\"A phone hovering over a hand\" width=\"392\" height=\"500\" \/> Figure 1. Complete the tasks for the smartphone company[\/caption]\r\n<\/center>\r\n<p>\u00a0 The researcher randomly sampled [latex]200[\/latex] individuals from the age group and divided them into two groups. Group 1 was asked to use the productivity app daily, while Group 2 used an app that was designed to have zero impact on their productivity levels. Consider Group 2 the control group. The researcher was aware of which app each group was using but did not share this information with the participants. After a month, it was found that individuals in Group 1 were reportedly more productive than those in Group 2.<\/p>\r\n<section class=\"textbox tryIt\">[ohm2_question\" hide_question_numbers=1]9604[\/ohm2_question]<\/section>","rendered":"<section class=\"textbox learningGoals\">\n<ul>\n<li>Review an experiment and explain if it has been designed well<\/li>\n<li>Use randomized block design to create a hypothetical experiment to answer a research question<\/li>\n<\/ul>\n<\/section>\n<h2>Exploring Experimental Design<\/h2>\n<p>Today, you will dive into the role of a researcher examining the effect of a new smartphone application that is claimed to enhance productivity in individuals aged [latex]18 - 25[\/latex] years.<\/p>\n<div style=\"text-align: center;\">\n<figure id=\"attachment_6796\" aria-describedby=\"caption-attachment-6796\" style=\"width: 392px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-6796\" src=\"https:\/\/content-cdn.one.lumenlearning.com\/wp-content\/uploads\/sites\/18\/2023\/06\/13205245\/neil-soni-6wdRuK7bVTE-unsplash_50-235x300.jpg\" alt=\"A phone hovering over a hand\" width=\"392\" height=\"500\" srcset=\"https:\/\/content-cdn.one.lumenlearning.com\/wp-content\/uploads\/sites\/18\/2023\/06\/13205245\/neil-soni-6wdRuK7bVTE-unsplash_50-235x300.jpg 235w, https:\/\/content-cdn.one.lumenlearning.com\/wp-content\/uploads\/sites\/18\/2023\/06\/13205245\/neil-soni-6wdRuK7bVTE-unsplash_50-803x1024.jpg 803w, https:\/\/content-cdn.one.lumenlearning.com\/wp-content\/uploads\/sites\/18\/2023\/06\/13205245\/neil-soni-6wdRuK7bVTE-unsplash_50-768x980.jpg 768w, https:\/\/content-cdn.one.lumenlearning.com\/wp-content\/uploads\/sites\/18\/2023\/06\/13205245\/neil-soni-6wdRuK7bVTE-unsplash_50-1204x1536.jpg 1204w, https:\/\/content-cdn.one.lumenlearning.com\/wp-content\/uploads\/sites\/18\/2023\/06\/13205245\/neil-soni-6wdRuK7bVTE-unsplash_50-1606x2048.jpg 1606w, https:\/\/content-cdn.one.lumenlearning.com\/wp-content\/uploads\/sites\/18\/2023\/06\/13205245\/neil-soni-6wdRuK7bVTE-unsplash_50-1200x1531.jpg 1200w, https:\/\/content-cdn.one.lumenlearning.com\/wp-content\/uploads\/sites\/18\/2023\/06\/13205245\/neil-soni-6wdRuK7bVTE-unsplash_50-65x83.jpg 65w, https:\/\/content-cdn.one.lumenlearning.com\/wp-content\/uploads\/sites\/18\/2023\/06\/13205245\/neil-soni-6wdRuK7bVTE-unsplash_50-225x287.jpg 225w, https:\/\/content-cdn.one.lumenlearning.com\/wp-content\/uploads\/sites\/18\/2023\/06\/13205245\/neil-soni-6wdRuK7bVTE-unsplash_50-350x446.jpg 350w, https:\/\/content-cdn.one.lumenlearning.com\/wp-content\/uploads\/sites\/18\/2023\/06\/13205245\/neil-soni-6wdRuK7bVTE-unsplash_50.jpg 2000w\" sizes=\"(max-width: 392px) 100vw, 392px\" \/><figcaption id=\"caption-attachment-6796\" class=\"wp-caption-text\">Figure 1. Complete the tasks for the smartphone company<\/figcaption><\/figure>\n<\/div>\n<p>\u00a0 The researcher randomly sampled [latex]200[\/latex] individuals from the age group and divided them into two groups. Group 1 was asked to use the productivity app daily, while Group 2 used an app that was designed to have zero impact on their productivity levels. Consider Group 2 the control group. The researcher was aware of which app each group was using but did not share this information with the participants. After a month, it was found that individuals in Group 1 were reportedly more productive than those in Group 2.<\/p>\n<section class=\"textbox tryIt\"><iframe loading=\"lazy\" id=\"ohm9604\" class=\"resizable\" src=\"https:\/\/ohm.one.lumenlearning.com\/multiembedq.php?id=9604&theme=lumen&iframe_resize_id=ohm9604&source=tnh\" width=\"100%\" height=\"150\"><\/iframe><\/section>\n","protected":false},"author":23,"menu_order":22,"template":"","meta":{"_candela_citation":"[{\"type\":\"copyrighted_video\",\"description\":\"Image of phone\",\"author\":\"Neil Soni\",\"organization\":\"Unsplash\",\"url\":\"https:\/\/unsplash.com\/photos\/6wdRuK7bVTE\",\"project\":\"\",\"license\":\"arr\",\"license_terms\":\"\"}]","pb_show_title":"on","pb_short_title":"","pb_subtitle":"","pb_authors":[],"pb_section_license":""},"chapter-type":[],"contributor":[],"license":[],"part":86,"module-header":"apply_it","content_attributions":[{"type":"copyrighted_video","description":"Image of phone","author":"Neil Soni","organization":"Unsplash","url":"https:\/\/unsplash.com\/photos\/6wdRuK7bVTE","project":"","license":"arr","license_terms":""}],"internal_book_links":[],"video_content":null,"cc_video_embed_content":{"cc_scripts":"","media_targets":[]},"try_it_collection":null,"_links":{"self":[{"href":"https:\/\/content.one.lumenlearning.com\/quantitativereasoning\/wp-json\/pressbooks\/v2\/chapters\/4575"}],"collection":[{"href":"https:\/\/content.one.lumenlearning.com\/quantitativereasoning\/wp-json\/pressbooks\/v2\/chapters"}],"about":[{"href":"https:\/\/content.one.lumenlearning.com\/quantitativereasoning\/wp-json\/wp\/v2\/types\/chapter"}],"author":[{"embeddable":true,"href":"https:\/\/content.one.lumenlearning.com\/quantitativereasoning\/wp-json\/wp\/v2\/users\/23"}],"version-history":[{"count":14,"href":"https:\/\/content.one.lumenlearning.com\/quantitativereasoning\/wp-json\/pressbooks\/v2\/chapters\/4575\/revisions"}],"predecessor-version":[{"id":15734,"href":"https:\/\/content.one.lumenlearning.com\/quantitativereasoning\/wp-json\/pressbooks\/v2\/chapters\/4575\/revisions\/15734"}],"part":[{"href":"https:\/\/content.one.lumenlearning.com\/quantitativereasoning\/wp-json\/pressbooks\/v2\/parts\/86"}],"metadata":[{"href":"https:\/\/content.one.lumenlearning.com\/quantitativereasoning\/wp-json\/pressbooks\/v2\/chapters\/4575\/metadata\/"}],"wp:attachment":[{"href":"https:\/\/content.one.lumenlearning.com\/quantitativereasoning\/wp-json\/wp\/v2\/media?parent=4575"}],"wp:term":[{"taxonomy":"chapter-type","embeddable":true,"href":"https:\/\/content.one.lumenlearning.com\/quantitativereasoning\/wp-json\/pressbooks\/v2\/chapter-type?post=4575"},{"taxonomy":"contributor","embeddable":true,"href":"https:\/\/content.one.lumenlearning.com\/quantitativereasoning\/wp-json\/wp\/v2\/contributor?post=4575"},{"taxonomy":"license","embeddable":true,"href":"https:\/\/content.one.lumenlearning.com\/quantitativereasoning\/wp-json\/wp\/v2\/license?post=4575"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}