{"id":23,"date":"2023-01-31T00:45:44","date_gmt":"2023-01-31T00:45:44","guid":{"rendered":"https:\/\/content.one.lumenlearning.com\/introstatstest\/chapter\/displaying-categorical-data-background-youll-need-1\/"},"modified":"2025-10-07T12:04:44","modified_gmt":"2025-10-07T12:04:44","slug":"displaying-categorical-data-background-youll-need-1","status":"publish","type":"chapter","link":"https:\/\/content.one.lumenlearning.com\/introstatstest\/chapter\/displaying-categorical-data-background-youll-need-1\/","title":{"raw":"Describing Data Graphically: Background You'll Need 1","rendered":"Describing Data Graphically: Background You&#8217;ll Need 1"},"content":{"raw":"<section class=\"textbox learningGoals\">\r\n<ul>\r\n\t<li>Convert fractions to decimals and percents<\/li>\r\n<\/ul>\r\n<\/section>\r\n<p>Remember that the fraction bar indicates division. So [latex]{\\dfrac{7}{12}}[\/latex] can also be written as [latex]7\\div 12[\/latex]. This means that we can convert a fraction to a decimal by treating it as a division problem.<\/p>\r\n<section class=\"textbox problemSolving\">\r\n<h4>Fraction to a Decimal<\/h4>\r\n<p>Divide the numerator by the denominator. Using a calculator makes this very simple.<\/p>\r\n<p style=\"text-align: center;\">[latex]\\dfrac{7}{12} = 7 \u00f7 12 = 0.58333\\ldots[\/latex]<\/p>\r\n<p>Sometimes we will need to round:<\/p>\r\n<table style=\"border-collapse: collapse; width: 100%;\" border=\"0\">\r\n<tbody>\r\n<tr>\r\n<td style=\"width: 33.3333%;\">Tenths<\/td>\r\n<td style=\"width: 33.3333%;\">one decimal place<\/td>\r\n<td style=\"width: 33.3333%;\">[latex]0.6[\/latex]<\/td>\r\n<\/tr>\r\n<tr>\r\n<td style=\"width: 33.3333%;\">Hundredths<\/td>\r\n<td style=\"width: 33.3333%;\">two decimal places<\/td>\r\n<td style=\"width: 33.3333%;\">[latex]0.58[\/latex]<\/td>\r\n<\/tr>\r\n<tr>\r\n<td style=\"width: 33.3333%;\">Thousandths<\/td>\r\n<td style=\"width: 33.3333%;\">three decimal places<\/td>\r\n<td style=\"width: 33.3333%;\">[latex]0.583[\/latex]<\/td>\r\n<\/tr>\r\n<\/tbody>\r\n<\/table>\r\n<\/section>\r\n<section class=\"textbox tryIt\">[ohm2_question hide_question_numbers=1]2197[\/ohm2_question]<\/section>\r\n<section class=\"textbox problemSolving\">\r\n<h4>Decimal to a Percent<\/h4>\r\n<p>Move the decimal over two places to the right (this is the same as multiplying by [latex]100[\/latex]) and rewrite as a percent.<\/p>\r\n<p style=\"text-align: center;\">[latex]0.58333[\/latex]<\/p>\r\n<p style=\"text-align: center;\">[latex]58.333\\%[\/latex]<\/p>\r\n<\/section>\r\n<section class=\"textbox tryIt\">[ohm2_question hide_question_numbers=1]2652[\/ohm2_question]<\/section>\r\n<section class=\"textbox tryIt\">[ohm2_question hide_question_numbers=1]645[\/ohm2_question]<\/section>","rendered":"<section class=\"textbox learningGoals\">\n<ul>\n<li>Convert fractions to decimals and percents<\/li>\n<\/ul>\n<\/section>\n<p>Remember that the fraction bar indicates division. So [latex]{\\dfrac{7}{12}}[\/latex] can also be written as [latex]7\\div 12[\/latex]. This means that we can convert a fraction to a decimal by treating it as a division problem.<\/p>\n<section class=\"textbox problemSolving\">\n<h4>Fraction to a Decimal<\/h4>\n<p>Divide the numerator by the denominator. Using a calculator makes this very simple.<\/p>\n<p style=\"text-align: center;\">[latex]\\dfrac{7}{12} = 7 \u00f7 12 = 0.58333\\ldots[\/latex]<\/p>\n<p>Sometimes we will need to round:<\/p>\n<table style=\"border-collapse: collapse; width: 100%;\">\n<tbody>\n<tr>\n<td style=\"width: 33.3333%;\">Tenths<\/td>\n<td style=\"width: 33.3333%;\">one decimal place<\/td>\n<td style=\"width: 33.3333%;\">[latex]0.6[\/latex]<\/td>\n<\/tr>\n<tr>\n<td style=\"width: 33.3333%;\">Hundredths<\/td>\n<td style=\"width: 33.3333%;\">two decimal places<\/td>\n<td style=\"width: 33.3333%;\">[latex]0.58[\/latex]<\/td>\n<\/tr>\n<tr>\n<td style=\"width: 33.3333%;\">Thousandths<\/td>\n<td style=\"width: 33.3333%;\">three decimal places<\/td>\n<td style=\"width: 33.3333%;\">[latex]0.583[\/latex]<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/section>\n<section class=\"textbox tryIt\"><iframe loading=\"lazy\" id=\"ohm2197\" class=\"resizable\" src=\"https:\/\/ohm.one.lumenlearning.com\/multiembedq.php?id=2197&theme=lumen&iframe_resize_id=ohm2197&source=tnh\" width=\"100%\" height=\"150\"><\/iframe><\/section>\n<section class=\"textbox problemSolving\">\n<h4>Decimal to a Percent<\/h4>\n<p>Move the decimal over two places to the right (this is the same as multiplying by [latex]100[\/latex]) and rewrite as a percent.<\/p>\n<p style=\"text-align: center;\">[latex]0.58333[\/latex]<\/p>\n<p style=\"text-align: center;\">[latex]58.333\\%[\/latex]<\/p>\n<\/section>\n<section class=\"textbox tryIt\"><iframe loading=\"lazy\" id=\"ohm2652\" class=\"resizable\" src=\"https:\/\/ohm.one.lumenlearning.com\/multiembedq.php?id=2652&theme=lumen&iframe_resize_id=ohm2652&source=tnh\" width=\"100%\" height=\"150\"><\/iframe><\/section>\n<section class=\"textbox tryIt\"><iframe loading=\"lazy\" id=\"ohm645\" class=\"resizable\" src=\"https:\/\/ohm.one.lumenlearning.com\/multiembedq.php?id=645&theme=lumen&iframe_resize_id=ohm645&source=tnh\" width=\"100%\" height=\"150\"><\/iframe><\/section>\n","protected":false},"author":6,"menu_order":2,"template":"","meta":{"_candela_citation":"[{\"type\":\"cc\",\"description\":\"Sharks underwater image\",\"author\":\"Matt Waters\",\"organization\":\"Pexels\",\"url\":\"https:\/\/www.pexels.com\/photo\/sharks-under-water-13071004\/\",\"project\":\"\",\"license\":\"cc0\",\"license_terms\":\"\"}]","pb_show_title":"on","pb_short_title":"","pb_subtitle":"","pb_authors":[],"pb_section_license":""},"chapter-type":[],"contributor":[],"license":[],"part":20,"module-header":"background_you_need","content_attributions":[{"type":"cc","description":"Sharks underwater image","author":"Matt Waters","organization":"Pexels","url":"https:\/\/www.pexels.com\/photo\/sharks-under-water-13071004\/","project":"","license":"cc0","license_terms":""}],"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\/23"}],"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\/6"}],"version-history":[{"count":15,"href":"https:\/\/content.one.lumenlearning.com\/introstatstest\/wp-json\/pressbooks\/v2\/chapters\/23\/revisions"}],"predecessor-version":[{"id":7087,"href":"https:\/\/content.one.lumenlearning.com\/introstatstest\/wp-json\/pressbooks\/v2\/chapters\/23\/revisions\/7087"}],"part":[{"href":"https:\/\/content.one.lumenlearning.com\/introstatstest\/wp-json\/pressbooks\/v2\/parts\/20"}],"metadata":[{"href":"https:\/\/content.one.lumenlearning.com\/introstatstest\/wp-json\/pressbooks\/v2\/chapters\/23\/metadata\/"}],"wp:attachment":[{"href":"https:\/\/content.one.lumenlearning.com\/introstatstest\/wp-json\/wp\/v2\/media?parent=23"}],"wp:term":[{"taxonomy":"chapter-type","embeddable":true,"href":"https:\/\/content.one.lumenlearning.com\/introstatstest\/wp-json\/pressbooks\/v2\/chapter-type?post=23"},{"taxonomy":"contributor","embeddable":true,"href":"https:\/\/content.one.lumenlearning.com\/introstatstest\/wp-json\/wp\/v2\/contributor?post=23"},{"taxonomy":"license","embeddable":true,"href":"https:\/\/content.one.lumenlearning.com\/introstatstest\/wp-json\/wp\/v2\/license?post=23"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}