{"id":1720,"date":"2022-09-29T20:00:00","date_gmt":"2022-09-30T00:00:00","guid":{"rendered":"http:\/\/blog.newtonchineseschool.org\/wangweidong\/?p=1720"},"modified":"2022-09-29T17:20:11","modified_gmt":"2022-09-29T21:20:11","slug":"math-9-lesson-3-9-29-2022","status":"publish","type":"post","link":"http:\/\/blog.newtonchineseschool.org\/wangweidong\/2022\/09\/29\/math-9-lesson-3-9-29-2022\/","title":{"rendered":"Math 9, Lesson 3, 9\/29\/2022"},"content":{"rendered":"\n<p>We continue study of standard deviation. <\/p>\n\n\n\n<p>We apply the standard deviation to help analyze two data sets. While means can give us the picture of average, standard deviation helps us to determine how consistent the data are. For example, if we look at two sets of data representing two basketball players\u2019 scores, the lower the standard deviation, the more consistent the player is.<\/p>\n\n\n\n<p>Homework:<\/p>\n\n\n\n<p>Print these pages (they are links, click to download):\u00a0<a rel=\"noreferrer noopener\" href=\"http:\/\/blog.newtonchineseschool.org\/wangweidong\/files\/2016\/09\/WorkBookP03.pdf\" target=\"_blank\">Page 1<\/a>,\u00a0<a rel=\"noreferrer noopener\" href=\"http:\/\/blog.newtonchineseschool.org\/wangweidong\/files\/2016\/09\/WorkBookP04.pdf\" target=\"_blank\">Page 2<\/a>,\u00a0<a rel=\"noreferrer noopener\" href=\"http:\/\/blog.newtonchineseschool.org\/wangweidong\/files\/2016\/09\/WorkBookP05.pdf\" target=\"_blank\">Page 3<\/a><\/p>\n\n\n\n<p>Workbook Page 1, 2, 3: #10, 12, 14, 16.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>We continue study of standard deviation. We apply the standard deviation to help analyze two data sets. While means can give us the picture of average, standard deviation helps us to determine how consistent the data are. For example, if we look at two sets of data representing two basketball players\u2019 scores, the lower the [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"ngg_post_thumbnail":0},"categories":[8,4,20,3],"tags":[],"_links":{"self":[{"href":"http:\/\/blog.newtonchineseschool.org\/wangweidong\/wp-json\/wp\/v2\/posts\/1720"}],"collection":[{"href":"http:\/\/blog.newtonchineseschool.org\/wangweidong\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/blog.newtonchineseschool.org\/wangweidong\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/blog.newtonchineseschool.org\/wangweidong\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"http:\/\/blog.newtonchineseschool.org\/wangweidong\/wp-json\/wp\/v2\/comments?post=1720"}],"version-history":[{"count":2,"href":"http:\/\/blog.newtonchineseschool.org\/wangweidong\/wp-json\/wp\/v2\/posts\/1720\/revisions"}],"predecessor-version":[{"id":1722,"href":"http:\/\/blog.newtonchineseschool.org\/wangweidong\/wp-json\/wp\/v2\/posts\/1720\/revisions\/1722"}],"wp:attachment":[{"href":"http:\/\/blog.newtonchineseschool.org\/wangweidong\/wp-json\/wp\/v2\/media?parent=1720"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/blog.newtonchineseschool.org\/wangweidong\/wp-json\/wp\/v2\/categories?post=1720"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/blog.newtonchineseschool.org\/wangweidong\/wp-json\/wp\/v2\/tags?post=1720"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}