{"id":756,"date":"2023-03-08T17:54:04","date_gmt":"2023-03-08T17:54:04","guid":{"rendered":"https:\/\/content.one.lumenlearning.com\/introstatstest\/chapter\/experimental-design-apply-it-2\/"},"modified":"2025-10-05T15:26:57","modified_gmt":"2025-10-05T15:26:57","slug":"experimental-design-apply-it-2","status":"publish","type":"chapter","link":"https:\/\/content.one.lumenlearning.com\/introstatstest\/chapter\/experimental-design-apply-it-2\/","title":{"raw":"Experimental Design: Apply It 2","rendered":"Experimental Design: Apply It 2"},"content":{"raw":"<section class=\"textbox learningGoals\">\r\n<ul>\r\n\t<li>Identify the key components of experimental design<\/li>\r\n\t<li>Use experimental design to create a hypothetical experiment to answer a research question<\/li>\r\n<\/ul>\r\n<\/section>\r\n<h2>Coral Bleaching<\/h2>\r\n<p>In 2005, the United States lost half of its coral reefs in the Caribbean in one massive bleaching event.<a id=\"return-footnote-291-1\" class=\"footnote\" title=\"National Ocean Service, National Oceanic and Atmospheric Administration. (2021, February 26). What is coral bleaching? https:\/\/oceanservice.noaa.gov\/facts\/coral_bleach.html\" href=\"https:\/\/courses.lumenlearning.com\/alphamodule\/chapter\/experimental-design-apply-it-1\/#footnote-291-1\"><sup class=\"footnote\">[1]<\/sup><\/a>\u00a0When scientists first saw massive coral bleaching events around the world, they thought warming ocean temperatures might be causing the bleaching, but they needed to do more research to find the true cause. Because the scientists wanted to know about cause and effect, experimental design was the best tool for their research.<\/p>\r\n<section class=\"textbox linkToLearning\">\r\n<p>For more information about coral, visit these National Ocean Service websites:<\/p>\r\n<ul>\r\n\t<li><a href=\"https:\/\/oceanservice.noaa.gov\/facts\/coral.html\" target=\"_blank\" rel=\"noopener\">https:\/\/oceanservice.noaa.gov\/facts\/coral.html<\/a><\/li>\r\n\t<li><a href=\"https:\/\/oceanservice.noaa.gov\/facts\/coral_bleach.html\" target=\"_blank\" rel=\"noopener\">https:\/\/oceanservice.noaa.gov\/facts\/coral_bleach.html<\/a><\/li>\r\n\t<li><a href=\"https:\/\/oceanservice.noaa.gov\/education\/tutorial_corals\/welcome.html\" target=\"_blank\" rel=\"noopener\">https:\/\/oceanservice.noaa.gov\/education\/tutorial_corals\/welcome.html<\/a><\/li>\r\n<\/ul>\r\n<\/section>\r\n<section>\r\n<section class=\"textbox recall\">\r\n<p>Statistics is an investigative process that can allow us to answer questions about our world. We need to consider what makes a good statistical question and how we can match appropriate data with those statistical questions. Two key qualities of a good statistical question are:<\/p>\r\n<ol>\r\n\t<li>There is not an exact answer, and<\/li>\r\n\t<li>The question anticipates variability.<\/li>\r\n<\/ol>\r\n<\/section>\r\n<\/section>\r\n<section class=\"textbox tryIt\">[ohm2_question hide_question_numbers=1]703[\/ohm2_question]<\/section>\r\n<section class=\"textbox tryIt\">[ohm2_question hide_question_numbers=1]704[\/ohm2_question]<\/section>","rendered":"<section class=\"textbox learningGoals\">\n<ul>\n<li>Identify the key components of experimental design<\/li>\n<li>Use experimental design to create a hypothetical experiment to answer a research question<\/li>\n<\/ul>\n<\/section>\n<h2>Coral Bleaching<\/h2>\n<p>In 2005, the United States lost half of its coral reefs in the Caribbean in one massive bleaching event.<a id=\"return-footnote-291-1\" class=\"footnote\" title=\"National Ocean Service, National Oceanic and Atmospheric Administration. (2021, February 26). What is coral bleaching? https:\/\/oceanservice.noaa.gov\/facts\/coral_bleach.html\" href=\"https:\/\/courses.lumenlearning.com\/alphamodule\/chapter\/experimental-design-apply-it-1\/#footnote-291-1\"><sup class=\"footnote\">[1]<\/sup><\/a>\u00a0When scientists first saw massive coral bleaching events around the world, they thought warming ocean temperatures might be causing the bleaching, but they needed to do more research to find the true cause. Because the scientists wanted to know about cause and effect, experimental design was the best tool for their research.<\/p>\n<section class=\"textbox linkToLearning\">\n<p>For more information about coral, visit these National Ocean Service websites:<\/p>\n<ul>\n<li><a href=\"https:\/\/oceanservice.noaa.gov\/facts\/coral.html\" target=\"_blank\" rel=\"noopener\">https:\/\/oceanservice.noaa.gov\/facts\/coral.html<\/a><\/li>\n<li><a href=\"https:\/\/oceanservice.noaa.gov\/facts\/coral_bleach.html\" target=\"_blank\" rel=\"noopener\">https:\/\/oceanservice.noaa.gov\/facts\/coral_bleach.html<\/a><\/li>\n<li><a href=\"https:\/\/oceanservice.noaa.gov\/education\/tutorial_corals\/welcome.html\" target=\"_blank\" rel=\"noopener\">https:\/\/oceanservice.noaa.gov\/education\/tutorial_corals\/welcome.html<\/a><\/li>\n<\/ul>\n<\/section>\n<section>\n<section class=\"textbox recall\">\n<p>Statistics is an investigative process that can allow us to answer questions about our world. We need to consider what makes a good statistical question and how we can match appropriate data with those statistical questions. Two key qualities of a good statistical question are:<\/p>\n<ol>\n<li>There is not an exact answer, and<\/li>\n<li>The question anticipates variability.<\/li>\n<\/ol>\n<\/section>\n<\/section>\n<section class=\"textbox tryIt\"><iframe loading=\"lazy\" id=\"ohm703\" class=\"resizable\" src=\"https:\/\/ohm.one.lumenlearning.com\/multiembedq.php?id=703&theme=lumen&iframe_resize_id=ohm703&source=tnh\" width=\"100%\" height=\"150\"><\/iframe><\/section>\n<section class=\"textbox tryIt\"><iframe loading=\"lazy\" id=\"ohm704\" class=\"resizable\" src=\"https:\/\/ohm.one.lumenlearning.com\/multiembedq.php?id=704&theme=lumen&iframe_resize_id=ohm704&source=tnh\" width=\"100%\" height=\"150\"><\/iframe><\/section>\n","protected":false},"author":13,"menu_order":12,"template":"","meta":{"_candela_citation":"[]","pb_show_title":"on","pb_short_title":"","pb_subtitle":"","pb_authors":[],"pb_section_license":""},"chapter-type":[],"contributor":[],"license":[],"part":743,"module-header":"apply_it","content_attributions":[],"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\/introstatstest\/wp-json\/pressbooks\/v2\/chapters\/756"}],"collection":[{"href":"https:\/\/content.one.lumenlearning.com\/introstatstest\/wp-json\/pressbooks\/v2\/chapters"}],"about":[{"href":"https:\/\/content.one.lumenlearning.com\/introstatstest\/wp-json\/wp\/v2\/types\/chapter"}],"author":[{"embeddable":true,"href":"https:\/\/content.one.lumenlearning.com\/introstatstest\/wp-json\/wp\/v2\/users\/13"}],"version-history":[{"count":8,"href":"https:\/\/content.one.lumenlearning.com\/introstatstest\/wp-json\/pressbooks\/v2\/chapters\/756\/revisions"}],"predecessor-version":[{"id":7057,"href":"https:\/\/content.one.lumenlearning.com\/introstatstest\/wp-json\/pressbooks\/v2\/chapters\/756\/revisions\/7057"}],"part":[{"href":"https:\/\/content.one.lumenlearning.com\/introstatstest\/wp-json\/pressbooks\/v2\/parts\/743"}],"metadata":[{"href":"https:\/\/content.one.lumenlearning.com\/introstatstest\/wp-json\/pressbooks\/v2\/chapters\/756\/metadata\/"}],"wp:attachment":[{"href":"https:\/\/content.one.lumenlearning.com\/introstatstest\/wp-json\/wp\/v2\/media?parent=756"}],"wp:term":[{"taxonomy":"chapter-type","embeddable":true,"href":"https:\/\/content.one.lumenlearning.com\/introstatstest\/wp-json\/pressbooks\/v2\/chapter-type?post=756"},{"taxonomy":"contributor","embeddable":true,"href":"https:\/\/content.one.lumenlearning.com\/introstatstest\/wp-json\/wp\/v2\/contributor?post=756"},{"taxonomy":"license","embeddable":true,"href":"https:\/\/content.one.lumenlearning.com\/introstatstest\/wp-json\/wp\/v2\/license?post=756"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}