{"id":1255,"date":"2016-10-24T03:41:25","date_gmt":"2016-10-24T03:41:25","guid":{"rendered":"http:\/\/101psych.com\/?p=1255"},"modified":"2016-10-24T03:41:25","modified_gmt":"2016-10-24T03:41:25","slug":"introduction-to-experimental-research-methods","status":"publish","type":"post","link":"https:\/\/www.themantic-education.com\/ibpsych\/2016\/10\/24\/introduction-to-experimental-research-methods\/","title":{"rendered":"Introduction to Experimental Research Methods"},"content":{"rendered":"<p>Quantitative methods in psychology are those that deal with quantitative data; in other words they deal with numbers and statistics. The most common form of quantitative research is the experimental method.<\/p>\n<p>All the topics of study in this unit will help you build the skills and knowledge that are needed for you to complete the Internal Assessment, where you get to carry out your own Psychology Experiment.<\/p>\n<p>In the first introductory unit you will learn about laboratory experiments, but as we progress through the course you will learn about other quantitative methods, such as quasi experiments, meta-analyses and correlational studies. Through the study of these methods and examples of their use in real research studies it is hoped that you will develop an understanding of how and why various research methods are used to study behaviour.<\/p>\n<p>It is also important that you develop the ability to think critically about the research you read. This means not believing every conclusion researchers present but critiquing the validity of these conclusions.<\/p>\n<h1>What you need to know&#8230;<\/h1>\n<p>By the end of this introductory unit on experimental research methods it is hoped that you will be able to answer the following questions. Both <a href=\"http:\/\/101psych.com\/assessmentx\/\" target=\"_blank\">assessments <\/a>*are designed to test your knowledge and understanding in these areas.<\/p>\n<ol>\n<li>What is the purpose of conducting an\u00a0<strong>experiment<\/strong>?<\/li>\n<li>How\u00a0is the <strong>aim<\/strong> of an experiment stated?<\/li>\n<li>What are <strong>independent<\/strong>, <strong>dependent<\/strong> and <strong>confounding variables<\/strong>?<\/li>\n<li>What is an <strong>&#8220;operational definition&#8221;<\/strong>?<\/li>\n<li>What are <strong>experimental hypothesis\u00a0<\/strong>and <strong>null hypotheses<\/strong>? (HL Only)<\/li>\n<li>How and why are <strong>controls<\/strong> used in experiments?<\/li>\n<li>How why are <strong>single blind<\/strong>\u00a0and <strong>double-blind techniques<\/strong> used in experiments?<\/li>\n<li>What <strong>ethical guidelines<\/strong> should researchers follow when conducting research?<\/li>\n<li>How and why\u00a0are <strong>experimental\u00a0design types<\/strong>\u00a0used in experiments? (e.g. repeated measures, independent samples, matched pairs)<\/li>\n<li>How and why\u00a0are\u00a0<strong>allocation methods<\/strong> used in independent samples experiments? (e.g. random allocation and matched pairs\/samples)<\/li>\n<li>What is <strong>representative sampling<\/strong>?<\/li>\n<li>How and why are\u00a0<strong>sampling methods<\/strong> used in experimental (or any) studies?<\/li>\n<li>What are the strengths and limitations of the various sampling methods in psychological research?<\/li>\n<\/ol>\n<p>&nbsp;<\/p>\n<p>*This is for Saint Maur students. The IB assessment of these learning outcomes is in mainly done through the Internal Assessment (IA).<\/p>\n<p><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" class=\"  wp-image-270 aligncenter\" src=\"https:\/\/101psychcom.files.wordpress.com\/2016\/08\/new-piktochart_548_224d2ed91f1ec3c420e2b673152b52efe9ff24b4.png?resize=408%2C627\" alt=\"new-piktochart_548_224d2ed91f1ec3c420e2b673152b52efe9ff24b4\" width=\"408\" height=\"627\" srcset=\"https:\/\/i0.wp.com\/www.themantic-education.com\/ibpsych\/wp-content\/uploads\/sites\/3\/2016\/08\/new-piktochart_548_224d2ed91f1ec3c420e2b673152b52efe9ff24b4.png?w=800&amp;ssl=1 800w, https:\/\/i0.wp.com\/www.themantic-education.com\/ibpsych\/wp-content\/uploads\/sites\/3\/2016\/08\/new-piktochart_548_224d2ed91f1ec3c420e2b673152b52efe9ff24b4.png?resize=195%2C300&amp;ssl=1 195w, https:\/\/i0.wp.com\/www.themantic-education.com\/ibpsych\/wp-content\/uploads\/sites\/3\/2016\/08\/new-piktochart_548_224d2ed91f1ec3c420e2b673152b52efe9ff24b4.png?resize=768%2C1181&amp;ssl=1 768w, https:\/\/i0.wp.com\/www.themantic-education.com\/ibpsych\/wp-content\/uploads\/sites\/3\/2016\/08\/new-piktochart_548_224d2ed91f1ec3c420e2b673152b52efe9ff24b4.png?resize=666%2C1024&amp;ssl=1 666w\" sizes=\"auto, (max-width: 408px) 100vw, 408px\" \/><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Quantitative methods in psychology are those that deal with quantitative data; in other words they deal with numbers and statistics. The most common form of quantitative research is the experimental method. All the topics of study in this unit will help you build the skills and knowledge that are needed for you to complete the Internal Assessment, where you get &#8230; <\/p>\n<div><a href=\"https:\/\/www.themantic-education.com\/ibpsych\/2016\/10\/24\/introduction-to-experimental-research-methods\/\" class=\"more-link\">Read More<\/a><\/div>\n","protected":false},"author":3,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"rs_blank_template":"","rs_page_bg_color":"","slide_template_v7":"","_jetpack_memberships_contains_paid_content":false,"footnotes":""},"categories":[29],"tags":[],"class_list":["post-1255","post","type-post","status-publish","format-standard","hentry","category-research-methodology","no-post-thumbnail"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.4 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Introduction to Experimental Research Methods | The IB Psychology Blog<\/title>\n<meta name=\"description\" content=\"Discover the fundamentals of quantitative methods in psychology through this comprehensive unit. Learn about experimental, quasi, and correlational studies and develop critical thinking skills.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.themantic-education.com\/ibpsych\/2016\/10\/24\/introduction-to-experimental-research-methods\/\" \/>\n<meta property=\"og:locale\" content=\"en_GB\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Introduction to Experimental Research Methods | The IB Psychology Blog\" \/>\n<meta property=\"og:description\" content=\"Discover the fundamentals of quantitative methods in psychology through this comprehensive unit. Learn about experimental, quasi, and correlational studies and develop critical thinking skills.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.themantic-education.com\/ibpsych\/2016\/10\/24\/introduction-to-experimental-research-methods\/\" \/>\n<meta property=\"og:site_name\" content=\"The IB Psychology Blog\" \/>\n<meta property=\"article:publisher\" content=\"https:\/\/facebook.com\/themanticeducation\/\" \/>\n<meta property=\"article:published_time\" content=\"2016-10-24T03:41:25+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/101psychcom.files.wordpress.com\/2016\/08\/new-piktochart_548_224d2ed91f1ec3c420e2b673152b52efe9ff24b4.png\" \/>\n<meta name=\"author\" content=\"Travis Dixon\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Written by\" \/>\n\t<meta name=\"twitter:data1\" content=\"Travis Dixon\" \/>\n\t<meta name=\"twitter:label2\" content=\"Estimated reading time\" \/>\n\t<meta name=\"twitter:data2\" content=\"2 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\\\/\\\/www.themantic-education.com\\\/ibpsych\\\/2016\\\/10\\\/24\\\/introduction-to-experimental-research-methods\\\/#article\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/www.themantic-education.com\\\/ibpsych\\\/2016\\\/10\\\/24\\\/introduction-to-experimental-research-methods\\\/\"},\"author\":{\"name\":\"Travis Dixon\",\"@id\":\"https:\\\/\\\/www.themantic-education.com\\\/ibpsych\\\/#\\\/schema\\\/person\\\/de20f76afd22df7d71e141ab515c0827\"},\"headline\":\"Introduction to Experimental Research Methods\",\"datePublished\":\"2016-10-24T03:41:25+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\\\/\\\/www.themantic-education.com\\\/ibpsych\\\/2016\\\/10\\\/24\\\/introduction-to-experimental-research-methods\\\/\"},\"wordCount\":370,\"commentCount\":0,\"publisher\":{\"@id\":\"https:\\\/\\\/www.themantic-education.com\\\/ibpsych\\\/#organization\"},\"image\":{\"@id\":\"https:\\\/\\\/www.themantic-education.com\\\/ibpsych\\\/2016\\\/10\\\/24\\\/introduction-to-experimental-research-methods\\\/#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/101psychcom.files.wordpress.com\\\/2016\\\/08\\\/new-piktochart_548_224d2ed91f1ec3c420e2b673152b52efe9ff24b4.png\",\"articleSection\":[\"Research Methodology\"],\"inLanguage\":\"en-GB\",\"potentialAction\":[{\"@type\":\"CommentAction\",\"name\":\"Comment\",\"target\":[\"https:\\\/\\\/www.themantic-education.com\\\/ibpsych\\\/2016\\\/10\\\/24\\\/introduction-to-experimental-research-methods\\\/#respond\"]}]},{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/www.themantic-education.com\\\/ibpsych\\\/2016\\\/10\\\/24\\\/introduction-to-experimental-research-methods\\\/\",\"url\":\"https:\\\/\\\/www.themantic-education.com\\\/ibpsych\\\/2016\\\/10\\\/24\\\/introduction-to-experimental-research-methods\\\/\",\"name\":\"Introduction to Experimental Research Methods | The IB Psychology Blog\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/www.themantic-education.com\\\/ibpsych\\\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\\\/\\\/www.themantic-education.com\\\/ibpsych\\\/2016\\\/10\\\/24\\\/introduction-to-experimental-research-methods\\\/#primaryimage\"},\"image\":{\"@id\":\"https:\\\/\\\/www.themantic-education.com\\\/ibpsych\\\/2016\\\/10\\\/24\\\/introduction-to-experimental-research-methods\\\/#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/101psychcom.files.wordpress.com\\\/2016\\\/08\\\/new-piktochart_548_224d2ed91f1ec3c420e2b673152b52efe9ff24b4.png\",\"datePublished\":\"2016-10-24T03:41:25+00:00\",\"description\":\"Discover the fundamentals of quantitative methods in psychology through this comprehensive unit. 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Experiments, correlational studies, and meta-analyses are some of the quantitative methods used in Psychology. Quantitative research often tries to investigate\u2026","rel":"","context":"In &quot;Qualitative Research Methods&quot;","block_context":{"text":"Qualitative Research Methods","link":"https:\/\/www.themantic-education.com\/ibpsych\/category\/qualitative-research-methods\/"},"img":{"alt_text":"","src":"","width":0,"height":0},"classes":[]},{"id":305,"url":"https:\/\/www.themantic-education.com\/ibpsych\/2016\/08\/29\/qualitative-v-quantitative\/","url_meta":{"origin":1255,"position":1},"title":"Qualitative v Quantitative","author":"Travis Dixon","date":"08\/29\/2016","format":false,"excerpt":"Psychologists seek to understand the human mind and behaviour. Traditionally, the most common way of doing this was through experimentation. This is because in the 20th century psychologists wanted to adopt a more scientific approach to understanding human cognition and behaviour. But it's not the only way. In fact, it's\u2026","rel":"","context":"In &quot;Qualitative Research Methods&quot;","block_context":{"text":"Qualitative Research Methods","link":"https:\/\/www.themantic-education.com\/ibpsych\/category\/qualitative-research-methods\/"},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/www.themantic-education.com\/ibpsych\/wp-content\/uploads\/sites\/3\/2016\/08\/bobo_doll_deneyi.jpg?fit=499%2C283&ssl=1&resize=350%2C200","width":350,"height":200},"classes":[]},{"id":10750,"url":"https:\/\/www.themantic-education.com\/ibpsych\/2018\/03\/22\/teacher-support-pack-quantitative-research-methods\/","url_meta":{"origin":1255,"position":2},"title":"Teacher Support Pack Quantitative Research Methods","author":"Travis Dixon","date":"03\/22\/2018","format":false,"excerpt":"Visit our online store to download a free preview of the quantitative methods pack, or download the entire resource! (LINK) This unit takes\u00a0about 20\u00a0lessons and will help prepare your students for: The\u00a0IA Paper 1 and 2 HL: Paper 3 This is a great unit to teach right before your students\u2026","rel":"","context":"In &quot;Themantics&quot;","block_context":{"text":"Themantics","link":"https:\/\/www.themantic-education.com\/ibpsych\/category\/themantics\/"},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/www.themantic-education.com\/ibpsych\/wp-content\/uploads\/sites\/3\/2018\/03\/c6-teacher-support-tsp-image.png?fit=926%2C1200&ssl=1&resize=350%2C200","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/www.themantic-education.com\/ibpsych\/wp-content\/uploads\/sites\/3\/2018\/03\/c6-teacher-support-tsp-image.png?fit=926%2C1200&ssl=1&resize=350%2C200 1x, https:\/\/i0.wp.com\/www.themantic-education.com\/ibpsych\/wp-content\/uploads\/sites\/3\/2018\/03\/c6-teacher-support-tsp-image.png?fit=926%2C1200&ssl=1&resize=525%2C300 1.5x, https:\/\/i0.wp.com\/www.themantic-education.com\/ibpsych\/wp-content\/uploads\/sites\/3\/2018\/03\/c6-teacher-support-tsp-image.png?fit=926%2C1200&ssl=1&resize=700%2C400 2x"},"classes":[]},{"id":5411,"url":"https:\/\/www.themantic-education.com\/ibpsych\/2017\/07\/18\/teaching-tip-research-methods\/","url_meta":{"origin":1255,"position":3},"title":"Teaching Tip: Research Methods","author":"Travis Dixon","date":"07\/18\/2017","format":false,"excerpt":"When I first started teaching IB Psychology I followed the syllabus pretty much as it was laid out in the guide, beginning with the biological level of analysis. I even taught the LOs as they appear as well. But after a couple of years I realized that teaching the ethics,\u2026","rel":"","context":"In &quot;Assessment (IB)&quot;","block_context":{"text":"Assessment (IB)","link":"https:\/\/www.themantic-education.com\/ibpsych\/category\/assessment-ib\/"},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/www.themantic-education.com\/ibpsych\/wp-content\/uploads\/sites\/3\/2017\/07\/bigstock-study-group-of-multi-ethnic-st-5205878.jpg?fit=1200%2C800&ssl=1&resize=350%2C200","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/www.themantic-education.com\/ibpsych\/wp-content\/uploads\/sites\/3\/2017\/07\/bigstock-study-group-of-multi-ethnic-st-5205878.jpg?fit=1200%2C800&ssl=1&resize=350%2C200 1x, https:\/\/i0.wp.com\/www.themantic-education.com\/ibpsych\/wp-content\/uploads\/sites\/3\/2017\/07\/bigstock-study-group-of-multi-ethnic-st-5205878.jpg?fit=1200%2C800&ssl=1&resize=525%2C300 1.5x, https:\/\/i0.wp.com\/www.themantic-education.com\/ibpsych\/wp-content\/uploads\/sites\/3\/2017\/07\/bigstock-study-group-of-multi-ethnic-st-5205878.jpg?fit=1200%2C800&ssl=1&resize=700%2C400 2x, https:\/\/i0.wp.com\/www.themantic-education.com\/ibpsych\/wp-content\/uploads\/sites\/3\/2017\/07\/bigstock-study-group-of-multi-ethnic-st-5205878.jpg?fit=1200%2C800&ssl=1&resize=1050%2C600 3x"},"classes":[]},{"id":10764,"url":"https:\/\/www.themantic-education.com\/ibpsych\/2018\/05\/02\/lesson-idea-understanding-research-methods-with-worksheet\/","url_meta":{"origin":1255,"position":4},"title":"Lesson idea: Understanding research methods (with worksheet)","author":"Travis Dixon","date":"05\/02\/2018","format":false,"excerpt":"Research methodology is best understood when it's made concrete and practical. Talking about concepts in the abstract will make it hard for students to comprehend. So this lesson idea is a simple way of getting students to think about research methods in a practical way. It will only work towards\u2026","rel":"","context":"In &quot;Research Methodology&quot;","block_context":{"text":"Research Methodology","link":"https:\/\/www.themantic-education.com\/ibpsych\/category\/research-methodology\/"},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/www.themantic-education.com\/ibpsych\/wp-content\/uploads\/sites\/3\/2018\/05\/bigstock-finance-report-concept-flat-s-124822064.jpg?fit=1200%2C1200&ssl=1&resize=350%2C200","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/www.themantic-education.com\/ibpsych\/wp-content\/uploads\/sites\/3\/2018\/05\/bigstock-finance-report-concept-flat-s-124822064.jpg?fit=1200%2C1200&ssl=1&resize=350%2C200 1x, https:\/\/i0.wp.com\/www.themantic-education.com\/ibpsych\/wp-content\/uploads\/sites\/3\/2018\/05\/bigstock-finance-report-concept-flat-s-124822064.jpg?fit=1200%2C1200&ssl=1&resize=525%2C300 1.5x, https:\/\/i0.wp.com\/www.themantic-education.com\/ibpsych\/wp-content\/uploads\/sites\/3\/2018\/05\/bigstock-finance-report-concept-flat-s-124822064.jpg?fit=1200%2C1200&ssl=1&resize=700%2C400 2x, https:\/\/i0.wp.com\/www.themantic-education.com\/ibpsych\/wp-content\/uploads\/sites\/3\/2018\/05\/bigstock-finance-report-concept-flat-s-124822064.jpg?fit=1200%2C1200&ssl=1&resize=1050%2C600 3x"},"classes":[]},{"id":1044,"url":"https:\/\/www.themantic-education.com\/ibpsych\/2016\/10\/22\/introduction-to-research-methods-at-the-bla\/","url_meta":{"origin":1255,"position":5},"title":"Exam Tips: Research methods in the biological approach","author":"Travis Dixon","date":"10\/22\/2016","format":false,"excerpt":"Understanding research methodology in psychology can be difficult. Hopefully this post will help make things a little clearer.\u00a0 When understanding any topic in psychology, I like to use a basic \"What-How-Why\" approach. This works particularly well for research methods. Read more: Exam Tips: How to write a research methods essay\u2026","rel":"","context":"In &quot;Biological Psychology&quot;","block_context":{"text":"Biological Psychology","link":"https:\/\/www.themantic-education.com\/ibpsych\/category\/biological-psychology\/"},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/www.themantic-education.com\/ibpsych\/wp-content\/uploads\/sites\/3\/2016\/10\/bigstock-Human-Evolution-Of-Monkey-To-M-299841958.jpg?fit=900%2C360&ssl=1&resize=350%2C200","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/www.themantic-education.com\/ibpsych\/wp-content\/uploads\/sites\/3\/2016\/10\/bigstock-Human-Evolution-Of-Monkey-To-M-299841958.jpg?fit=900%2C360&ssl=1&resize=350%2C200 1x, https:\/\/i0.wp.com\/www.themantic-education.com\/ibpsych\/wp-content\/uploads\/sites\/3\/2016\/10\/bigstock-Human-Evolution-Of-Monkey-To-M-299841958.jpg?fit=900%2C360&ssl=1&resize=525%2C300 1.5x, https:\/\/i0.wp.com\/www.themantic-education.com\/ibpsych\/wp-content\/uploads\/sites\/3\/2016\/10\/bigstock-Human-Evolution-Of-Monkey-To-M-299841958.jpg?fit=900%2C360&ssl=1&resize=700%2C400 2x"},"classes":[]}],"amp_enabled":true,"_links":{"self":[{"href":"https:\/\/www.themantic-education.com\/ibpsych\/wp-json\/wp\/v2\/posts\/1255","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.themantic-education.com\/ibpsych\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.themantic-education.com\/ibpsych\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.themantic-education.com\/ibpsych\/wp-json\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/www.themantic-education.com\/ibpsych\/wp-json\/wp\/v2\/comments?post=1255"}],"version-history":[{"count":0,"href":"https:\/\/www.themantic-education.com\/ibpsych\/wp-json\/wp\/v2\/posts\/1255\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.themantic-education.com\/ibpsych\/wp-json\/wp\/v2\/media?parent=1255"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.themantic-education.com\/ibpsych\/wp-json\/wp\/v2\/categories?post=1255"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.themantic-education.com\/ibpsych\/wp-json\/wp\/v2\/tags?post=1255"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}