{"id":163,"date":"2020-02-13T14:32:06","date_gmt":"2020-02-13T19:32:06","guid":{"rendered":"http:\/\/blogs.ubalt.edu\/jboettinger\/?p=163"},"modified":"2020-02-13T14:34:17","modified_gmt":"2020-02-13T19:34:17","slug":"using-spss-correlations","status":"publish","type":"post","link":"https:\/\/blogs.ubalt.edu\/mathsupportcenter\/2020\/02\/13\/using-spss-correlations\/","title":{"rendered":"Using SPSS: Correlations"},"content":{"rendered":"<p>A correlation requires at least 2 continuous variables. We need to first define our variables in Variable View. In this case, we&#8217;re looking at how number of absences relates to grade point average.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-582\" src=\"http:\/\/blogs.ubalt.edu\/mathsupportcenter\/wp-content\/uploads\/sites\/1114\/2019\/06\/correlation1-300x22.png\" alt=\"\" width=\"927\" height=\"68\" srcset=\"https:\/\/blogs.ubalt.edu\/mathsupportcenter\/wp-content\/uploads\/sites\/1114\/2019\/06\/correlation1-300x22.png 300w, https:\/\/blogs.ubalt.edu\/mathsupportcenter\/wp-content\/uploads\/sites\/1114\/2019\/06\/correlation1-768x56.png 768w, https:\/\/blogs.ubalt.edu\/mathsupportcenter\/wp-content\/uploads\/sites\/1114\/2019\/06\/correlation1-624x46.png 624w, https:\/\/blogs.ubalt.edu\/mathsupportcenter\/wp-content\/uploads\/sites\/1114\/2019\/06\/correlation1.png 1020w\" sizes=\"(max-width: 927px) 100vw, 927px\" \/><\/p>\n<p>Next, we type in our data points in Data View.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-583\" src=\"http:\/\/blogs.ubalt.edu\/mathsupportcenter\/wp-content\/uploads\/sites\/1114\/2019\/06\/correlation2-164x300.png\" alt=\"\" width=\"249\" height=\"455\" srcset=\"https:\/\/blogs.ubalt.edu\/mathsupportcenter\/wp-content\/uploads\/sites\/1114\/2019\/06\/correlation2-164x300.png 164w, https:\/\/blogs.ubalt.edu\/mathsupportcenter\/wp-content\/uploads\/sites\/1114\/2019\/06\/correlation2.png 257w\" sizes=\"(max-width: 249px) 100vw, 249px\" \/><!--more--><\/p>\n<p>To run the analysis, go to Analyze &gt; Correlate &gt; Bivariate.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-584\" src=\"http:\/\/blogs.ubalt.edu\/mathsupportcenter\/wp-content\/uploads\/sites\/1114\/2019\/06\/correlation3-300x252.png\" alt=\"\" width=\"639\" height=\"537\" srcset=\"https:\/\/blogs.ubalt.edu\/mathsupportcenter\/wp-content\/uploads\/sites\/1114\/2019\/06\/correlation3-300x252.png 300w, https:\/\/blogs.ubalt.edu\/mathsupportcenter\/wp-content\/uploads\/sites\/1114\/2019\/06\/correlation3-624x524.png 624w, https:\/\/blogs.ubalt.edu\/mathsupportcenter\/wp-content\/uploads\/sites\/1114\/2019\/06\/correlation3.png 696w\" sizes=\"(max-width: 639px) 100vw, 639px\" \/><\/p>\n<p>A pop-up should appear. Put both of your variables in the Variables column.<img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-585\" src=\"http:\/\/blogs.ubalt.edu\/mathsupportcenter\/wp-content\/uploads\/sites\/1114\/2019\/06\/correlation4-300x270.png\" alt=\"\" width=\"460\" height=\"414\" srcset=\"https:\/\/blogs.ubalt.edu\/mathsupportcenter\/wp-content\/uploads\/sites\/1114\/2019\/06\/correlation4-300x270.png 300w, https:\/\/blogs.ubalt.edu\/mathsupportcenter\/wp-content\/uploads\/sites\/1114\/2019\/06\/correlation4.png 443w\" sizes=\"(max-width: 460px) 100vw, 460px\" \/><\/p>\n<p>Then, go to options and click means and standard deviations if that is something you need to report.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-586\" src=\"http:\/\/blogs.ubalt.edu\/mathsupportcenter\/wp-content\/uploads\/sites\/1114\/2019\/06\/correlation5.png\" alt=\"\" width=\"434\" height=\"350\" \/><\/p>\n<p>Your output should look something like this. The correlations matrix looks a little redundant, but what&#8217;s important here is the Pearson Correlation value and the significance. You should have everything you need here to report a correlation. For information about how to do a scatter plot, please visit the <a href=\"http:\/\/blogs.ubalt.edu\/mathsupportcenter\/2020\/02\/11\/using-spss-simple-linear-regression\/\">SPSS Regression post.<\/a><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-587\" src=\"http:\/\/blogs.ubalt.edu\/mathsupportcenter\/wp-content\/uploads\/sites\/1114\/2019\/06\/correlation6-288x300.png\" alt=\"\" width=\"347\" height=\"361\" srcset=\"https:\/\/blogs.ubalt.edu\/mathsupportcenter\/wp-content\/uploads\/sites\/1114\/2019\/06\/correlation6-288x300.png 288w, https:\/\/blogs.ubalt.edu\/mathsupportcenter\/wp-content\/uploads\/sites\/1114\/2019\/06\/correlation6.png 394w\" sizes=\"(max-width: 347px) 100vw, 347px\" \/><\/p>\n","protected":false},"excerpt":{"rendered":"<p>A correlation requires at least 2 continuous variables. We need to first define our variables in Variable View. In this case, we&#8217;re looking at how number of absences relates to grade point average. Next, we type in our data points in Data View.<\/p>\n","protected":false},"author":1347,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[151,150,147],"tags":[],"_links":{"self":[{"href":"https:\/\/blogs.ubalt.edu\/mathsupportcenter\/wp-json\/wp\/v2\/posts\/163"}],"collection":[{"href":"https:\/\/blogs.ubalt.edu\/mathsupportcenter\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/blogs.ubalt.edu\/mathsupportcenter\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/blogs.ubalt.edu\/mathsupportcenter\/wp-json\/wp\/v2\/users\/1347"}],"replies":[{"embeddable":true,"href":"https:\/\/blogs.ubalt.edu\/mathsupportcenter\/wp-json\/wp\/v2\/comments?post=163"}],"version-history":[{"count":2,"href":"https:\/\/blogs.ubalt.edu\/mathsupportcenter\/wp-json\/wp\/v2\/posts\/163\/revisions"}],"predecessor-version":[{"id":588,"href":"https:\/\/blogs.ubalt.edu\/mathsupportcenter\/wp-json\/wp\/v2\/posts\/163\/revisions\/588"}],"wp:attachment":[{"href":"https:\/\/blogs.ubalt.edu\/mathsupportcenter\/wp-json\/wp\/v2\/media?parent=163"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/blogs.ubalt.edu\/mathsupportcenter\/wp-json\/wp\/v2\/categories?post=163"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/blogs.ubalt.edu\/mathsupportcenter\/wp-json\/wp\/v2\/tags?post=163"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}