{"id":233,"date":"2026-05-12T11:24:17","date_gmt":"2026-05-12T11:24:17","guid":{"rendered":"https:\/\/routledgelearning.com\/socialstatistics\/?page_id=233"},"modified":"2026-05-12T12:54:23","modified_gmt":"2026-05-12T12:54:23","slug":"chapter-9-flashcards","status":"publish","type":"page","link":"https:\/\/routledgelearning.com\/socialstatistics\/chapter-9-flashcards\/","title":{"rendered":"Chapter 9 Flashcards"},"content":{"rendered":"\n<h2 class=\"wp-block-heading\">Chapter 9 Flashcards<\/h2>\n\n\n\n\n<!-- Swiper -->\n<div class=\"swiper mySwiper\">\n    <div class=\"swiper-wrapper\">\n\n        \n        <!-- Swiper Slide -->\n        <div class=\"swiper-slide\">\n          <!-- Flashcard -->\n           <button class=\"flip-card\" role=\"button\" tabindex=\"0\">\n            <div class=\"flip-card-inner\">\n              <div class=\"flip-card-front\"><p><p>In using the reference-grouping technique, it is the category of the independent variable that does not get a separate variable constructed for it for the regression model <\/p>\n<\/p><\/div>\n              <div class=\"flip-card-back\"><p>Omitted category, also called the reference group<\/p>\n<\/div>\n            <\/div>\n          <\/button>\n        <\/div>\n\n        \n        <div id=\"flashcard-instruction\" class=\"sr-only\">Press Enter or Space to flip the card<\/div><div id=\"flip-announcement\" class=\"sr-only\" role=\"status\" aria-live=\"polite\"><\/div>\n\n    <\/div>\n\n    <div class=\"swiper-button-next\"><\/div>\n    <div class=\"swiper-button-prev\"><\/div>\n    <div class=\"swiper-pagination\"><\/div>\n    \n<\/div>\n<div role=\"region\" aria-live=\"polite\" id=\"announcement\" class=\"visually-hidden\"><\/div>\n\n<script>\n\nvar swiper = new Swiper(\".mySwiper\", {\n    pagination: {\n    el: \".swiper-pagination\",\n    type: \"fraction\",\n    },\n    navigation: {\n    nextEl: \".swiper-button-next\",\n    prevEl: \".swiper-button-prev\",\n    },\n});\n\n\n\nconst flipCards = document.querySelectorAll('.flip-card');\n  const announcement = document.getElementById('announcement');\n\n  flipCards.forEach(flipCard => {\n    flipCard.addEventListener('click', () => {\n      flipCard.classList.toggle('flipped');\n      const frontContent = flipCard.getAttribute('data-front');\n      const backContent = flipCard.getAttribute('data-back');\n      const isFlipped = flipCard.classList.contains('flipped');\n      \n      if (isFlipped) {\n        announcement.textContent = `${backContent} is now visible.`;\n      } else {\n        announcement.textContent = `${frontContent} is now visible.`;\n      }\n    });\n\n    flipCard.addEventListener('keydown', event => {\n      if (event.key === 'Enter' || event.key === ' ') {\n        flipCard.classList.toggle('flipped');\n        const frontContent = flipCard.getAttribute('data-front');\n        const backContent = flipCard.getAttribute('data-back');\n        const isFlipped = flipCard.classList.contains('flipped');\n        \n        if (isFlipped) {\n          announcement.textContent = `${backContent} is now visible.`;\n        } else {\n          announcement.textContent = `${frontContent} is now visible.`;\n        }\n      }\n    });\n\n    flipCard.addEventListener('focus', () => {\n      const frontContent = flipCard.getAttribute('data-front');\n      announcement.textContent = `Card: ${frontContent}  Press Space or Enter to flip`;\n    });\n\n    flipCard.addEventListener('blur', () => {\n      announcement.textContent = '';\n    });\n  });\n<\/script>\n","protected":false},"excerpt":{"rendered":"<p>Chapter 9 Flashcards<\/p>\n","protected":false},"author":27,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_acf_changed":false,"footnotes":""},"class_list":["post-233","page","type-page","status-publish","hentry"],"acf":[],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/routledgelearning.com\/socialstatistics\/wp-json\/wp\/v2\/pages\/233","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/routledgelearning.com\/socialstatistics\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/routledgelearning.com\/socialstatistics\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/routledgelearning.com\/socialstatistics\/wp-json\/wp\/v2\/users\/27"}],"replies":[{"embeddable":true,"href":"https:\/\/routledgelearning.com\/socialstatistics\/wp-json\/wp\/v2\/comments?post=233"}],"version-history":[{"count":2,"href":"https:\/\/routledgelearning.com\/socialstatistics\/wp-json\/wp\/v2\/pages\/233\/revisions"}],"predecessor-version":[{"id":256,"href":"https:\/\/routledgelearning.com\/socialstatistics\/wp-json\/wp\/v2\/pages\/233\/revisions\/256"}],"wp:attachment":[{"href":"https:\/\/routledgelearning.com\/socialstatistics\/wp-json\/wp\/v2\/media?parent=233"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}