{"id":783,"date":"2021-08-16T16:22:47","date_gmt":"2021-08-16T16:22:47","guid":{"rendered":"https:\/\/courses.lumenlearning.com\/introstatscorequisite\/?post_type=chapter&#038;p=783"},"modified":"2022-01-11T22:13:26","modified_gmt":"2022-01-11T22:13:26","slug":"introduction-to-histograms-frequency-polygons-and-time-series-graphs","status":"publish","type":"chapter","link":"https:\/\/courses.lumenlearning.com\/introstatscorequisite\/chapter\/introduction-to-histograms-frequency-polygons-and-time-series-graphs\/","title":{"raw":"Introduction to Histograms, Frequency Polygons, and Time Series Graphs","rendered":"Introduction to Histograms, Frequency Polygons, and Time Series Graphs"},"content":{"raw":"<h2>What you\u2019ll learn to do: construct a histogram, a frequency polygon and a time series graph<\/h2>\r\n<img class=\"alignright wp-image-784 size-medium\" src=\"https:\/\/s3-us-west-2.amazonaws.com\/courses-images\/wp-content\/uploads\/sites\/5668\/2021\/08\/16162037\/pexels-pixabay-147413-300x200.jpg\" alt=\"Social media icons are displayed on a phone screen\" width=\"300\" height=\"200\" \/>How has the percentage of people who use social media changed over time? To answer a question like this, we would need to look for a trend in a large data set. A time series graph with years and social media usage data could be used to see the trend. Histograms and frequency polygons are other graphs that help to display large sets of data and see which values are more common and which values are less common.","rendered":"<h2>What you\u2019ll learn to do: construct a histogram, a frequency polygon and a time series graph<\/h2>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignright wp-image-784 size-medium\" src=\"https:\/\/s3-us-west-2.amazonaws.com\/courses-images\/wp-content\/uploads\/sites\/5668\/2021\/08\/16162037\/pexels-pixabay-147413-300x200.jpg\" alt=\"Social media icons are displayed on a phone screen\" width=\"300\" height=\"200\" \/>How has the percentage of people who use social media changed over time? To answer a question like this, we would need to look for a trend in a large data set. A time series graph with years and social media usage data could be used to see the trend. Histograms and frequency polygons are other graphs that help to display large sets of data and see which values are more common and which values are less common.<\/p>\n\n\t\t\t <section class=\"citations-section\" role=\"contentinfo\">\n\t\t\t <h3>Candela Citations<\/h3>\n\t\t\t\t\t <div>\n\t\t\t\t\t\t <div id=\"citation-list-783\">\n\t\t\t\t\t\t\t <div class=\"licensing\"><div class=\"license-attribution-dropdown-subheading\">CC licensed content, Original<\/div><ul class=\"citation-list\"><li><strong>Provided by<\/strong>: Lumen Learning. <strong>License<\/strong>: <em><a target=\"_blank\" rel=\"license\" href=\"https:\/\/creativecommons.org\/licenses\/by\/4.0\/\">CC BY: Attribution<\/a><\/em><\/li><\/ul><div class=\"license-attribution-dropdown-subheading\">CC licensed content, Shared previously<\/div><ul class=\"citation-list\"><li>Facebook Application Icon. <strong>Authored by<\/strong>: Pixabay. <strong>Provided by<\/strong>: Pexels. <strong>License<\/strong>: <em><a target=\"_blank\" rel=\"license\" href=\"https:\/\/creativecommons.org\/about\/cc0\">CC0: No Rights Reserved<\/a><\/em><\/li><\/ul><\/div>\n\t\t\t\t\t\t <\/div>\n\t\t\t\t\t <\/div>\n\t\t\t <\/section>","protected":false},"author":169134,"menu_order":13,"template":"","meta":{"_candela_citation":"[{\"type\":\"original\",\"description\":\"\",\"author\":\"\",\"organization\":\"Lumen Learning\",\"url\":\"\",\"project\":\"\",\"license\":\"cc-by\",\"license_terms\":\"\"},{\"type\":\"cc\",\"description\":\"Facebook Application Icon\",\"author\":\"Pixabay\",\"organization\":\"Pexels\",\"url\":\"\",\"project\":\"\",\"license\":\"cc0\",\"license_terms\":\"\"}]","CANDELA_OUTCOMES_GUID":"","pb_show_title":"on","pb_short_title":"","pb_subtitle":"","pb_authors":[],"pb_section_license":""},"chapter-type":[],"contributor":[],"license":[],"class_list":["post-783","chapter","type-chapter","status-publish","hentry"],"part":31,"_links":{"self":[{"href":"https:\/\/courses.lumenlearning.com\/introstatscorequisite\/wp-json\/pressbooks\/v2\/chapters\/783","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/courses.lumenlearning.com\/introstatscorequisite\/wp-json\/pressbooks\/v2\/chapters"}],"about":[{"href":"https:\/\/courses.lumenlearning.com\/introstatscorequisite\/wp-json\/wp\/v2\/types\/chapter"}],"author":[{"embeddable":true,"href":"https:\/\/courses.lumenlearning.com\/introstatscorequisite\/wp-json\/wp\/v2\/users\/169134"}],"version-history":[{"count":2,"href":"https:\/\/courses.lumenlearning.com\/introstatscorequisite\/wp-json\/pressbooks\/v2\/chapters\/783\/revisions"}],"predecessor-version":[{"id":3280,"href":"https:\/\/courses.lumenlearning.com\/introstatscorequisite\/wp-json\/pressbooks\/v2\/chapters\/783\/revisions\/3280"}],"part":[{"href":"https:\/\/courses.lumenlearning.com\/introstatscorequisite\/wp-json\/pressbooks\/v2\/parts\/31"}],"metadata":[{"href":"https:\/\/courses.lumenlearning.com\/introstatscorequisite\/wp-json\/pressbooks\/v2\/chapters\/783\/metadata\/"}],"wp:attachment":[{"href":"https:\/\/courses.lumenlearning.com\/introstatscorequisite\/wp-json\/wp\/v2\/media?parent=783"}],"wp:term":[{"taxonomy":"chapter-type","embeddable":true,"href":"https:\/\/courses.lumenlearning.com\/introstatscorequisite\/wp-json\/pressbooks\/v2\/chapter-type?post=783"},{"taxonomy":"contributor","embeddable":true,"href":"https:\/\/courses.lumenlearning.com\/introstatscorequisite\/wp-json\/wp\/v2\/contributor?post=783"},{"taxonomy":"license","embeddable":true,"href":"https:\/\/courses.lumenlearning.com\/introstatscorequisite\/wp-json\/wp\/v2\/license?post=783"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}