{"id":748,"date":"2023-07-28T21:32:39","date_gmt":"2023-07-28T21:32:39","guid":{"rendered":"https:\/\/statorials.org\/my\/za-%e1%80%a1%e1%80%81%e1%80%bb%e1%80%ad%e1%80%af%e1%80%b8%e1%80%a1%e1%80%85%e1%80%ac%e1%80%b8%e1%80%85%e1%80%99%e1%80%ba%e1%80%b8%e1%80%9e%e1%80%95%e1%80%ba%e1%80%82%e1%80%8f%e1%80%94%e1%80%ba\/"},"modified":"2023-07-28T21:32:39","modified_gmt":"2023-07-28T21:32:39","slug":"za-%e1%80%a1%e1%80%81%e1%80%bb%e1%80%ad%e1%80%af%e1%80%b8%e1%80%a1%e1%80%85%e1%80%ac%e1%80%b8%e1%80%85%e1%80%99%e1%80%ba%e1%80%b8%e1%80%9e%e1%80%95%e1%80%ba%e1%80%82%e1%80%8f%e1%80%94%e1%80%ba","status":"publish","type":"post","link":"https:\/\/statorials.org\/my\/za-%e1%80%a1%e1%80%81%e1%80%bb%e1%80%ad%e1%80%af%e1%80%b8%e1%80%a1%e1%80%85%e1%80%ac%e1%80%b8%e1%80%85%e1%80%99%e1%80%ba%e1%80%b8%e1%80%9e%e1%80%95%e1%80%ba%e1%80%82%e1%80%8f%e1%80%94%e1%80%ba\/","title":{"rendered":"Proportion z test calculator \u1014\u103e\u1005\u103a\u1001\u102f"},"content":{"rendered":"<p><script src=\"https:\/\/cdnjs.cloudflare.com\/ajax\/libs\/mathjs\/5.1.1\/math.js\"><\/script><script src=\"https:\/\/cdn.jsdelivr.net\/npm\/jstat@latest\/dist\/jstat.min.js\"><\/script><\/p>\n<style>\n@import url('https:\/\/fonts.googleapis.com\/css?family=Droid+Serif|Raleway');<\/p>\n<p>.axis--y .domain {\n  display: none;\n}<\/p>\n<p>h1 {\ntext-align: center;\nfont-size: 50px;\nmargin-bottom: 0px;\nfont-family: 'Raleway', serif;\n}<\/p>\n<p>p {\ncolor: black;\nmargin-bottom: 15px;\nmargin-top: 15px;\nfont-family: 'Raleway', sans-serif;\n}<\/p>\n<p>#words {\ncolor: black;\nfont-family: Raleway;\nmax-width: 550px;\nmargin: 25px auto;\nline-height: 1.75;\npadding-left: 100px;\n}<\/p>\n<p>#words_calc {\ncolor: black;\nfont-family: Raleway;\nmax-width: 550px;\nmargin: 25px auto;\nline-height: 1.75;\npadding-left: 100px;\n}<\/p>\n<p>#hr_top {\nwidth: 30%;\nmargin-bottom: 0px;\nborder: none;\nheight: 2px;\ncolor: black;\nbackground-color: black;\n}<\/p>\n<p>#hr_bottom {\nwidth: 30%;\nmargin-top: 15px;\nborder: none;\nheight: 2px;\ncolor: black;\nbackground-color: black;\n}<\/p>\n<p>#words label, input {\n    display: inline-block;\n    vertical-align: baseline;\n    width: 350px;\n}<\/p>\n<p>    #buttonCalc {\n      border: 1px solid;\n      border-radius: 10px;\n      margin-top: 20px;\n      padding: 10px 10px;\n      cursor: pointer;\n      outline: none;\n      background-color: white;\n      color: black;\n      font-family: 'Work Sans', sans-serif;\n      border: 1px solid grey;\n      \/* Green *\/\n    }<\/p>\n<p>    #buttonCalc:hover {\n      background-color: #f6f6f6;\n      border: 1px solid black;\n    }<\/p>\n<p>#words_intro {\ncolor: black;\nfont-family: Raleway;\nmax-width: 550px;\nmargin: 25px auto;\nline-height: 1.75;\n}\n<\/style>\n<div id=\"words_intro\">\u101c\u1030\u1026\u1038\u101b\u1031\u1021\u1001\u103b\u102d\u102f\u1038\u1021\u1005\u102c\u1038\u1014\u103e\u1005\u103a\u1001\u102f\u1000\u103c\u102c\u1038 \u1001\u103c\u102c\u1038\u1014\u102c\u1038\u1001\u103b\u1000\u103a\u1000\u102d\u102f \u1005\u1019\u103a\u1038\u101e\u1015\u103a\u101b\u1014\u103a\u1021\u1010\u103d\u1000\u103a <b>two-proportion z-test \u1000\u102d\u102f<\/b> \u1021\u101e\u102f\u1036\u1038\u1015\u103c\u102f\u101e\u100a\u103a\u104b \u1005\u102c\u1019\u1031\u1038\u1015\u103d\u1032\u1005\u102c\u101b\u1004\u103a\u1038\u1000\u102d\u102f \u1021\u1031\u102c\u1000\u103a\u1015\u102b\u1021\u1010\u102d\u102f\u1004\u103a\u1038 \u1010\u103d\u1000\u103a\u1001\u103b\u1000\u103a\u101e\u100a\u103a\u104b<\/div>\n<div id=\"words_intro\"> <b>z<\/b> = (p <sub>1<\/sub> -p <sub>2<\/sub> ) \/ \u221a <span style=\"border-top: 1px solid black;\">(p(1-p)(1\/n <sub>1<\/sub> +1\/n <sub>2<\/sub> )<\/span><\/div>\n<div id=\"words_intro\"> \u101b\u103d\u103e\u1031-<\/div>\n<div id=\"words_intro\">\n<ul>\n<li> p = \u1005\u102f\u1005\u102f\u1015\u1031\u102b\u1004\u103a\u1038 \u1021\u1001\u103b\u102d\u102f\u1038\u1021\u1005\u102c\u1038<\/li>\n<li> p <sub>1<\/sub> = \u1014\u1019\u1030\u1014\u102c \u1021\u1001\u103b\u102d\u102f\u1038\u1021\u1005\u102c\u1038 \u1041<\/li>\n<li> p <sub>2<\/sub> = \u1014\u1019\u1030\u1014\u102c 2 \u1021\u1001\u103b\u102d\u102f\u1038<\/li>\n<li> n <sub>1<\/sub> = \u1014\u1019\u1030\u1014\u102c 1 \u1021\u101b\u103d\u101a\u103a\u1021\u1005\u102c\u1038<\/li>\n<li> n <sub>2<\/sub> = \u1014\u1019\u1030\u1014\u102c\u1021\u101b\u103d\u101a\u103a\u1021\u1005\u102c\u1038 2<\/li>\n<\/ul>\n<\/div>\n<div id=\"words_intro\"> \u1021\u1001\u103b\u102d\u102f\u1038\u1014\u103e\u1005\u103a\u1006 z-test \u1000\u102d\u102f\u101c\u102f\u1015\u103a\u1006\u1031\u102c\u1004\u103a\u101b\u1014\u103a\u104a \u1021\u1031\u102c\u1000\u103a\u1015\u102b\u1021\u1001\u103b\u1000\u103a\u1021\u101c\u1000\u103a\u1019\u103b\u102c\u1038\u1000\u102d\u102f \u1016\u103c\u100a\u1037\u103a\u1005\u103d\u1000\u103a\u1015\u103c\u102e\u1038 \u201c\u1010\u103d\u1000\u103a\u1001\u103b\u1000\u103a\u101b\u1014\u103a\u201d \u1001\u101c\u102f\u1010\u103a\u1000\u102d\u102f \u1014\u103e\u102d\u1015\u103a\u1015\u102b\u104b<\/div>\n<div id=\"words\"> <label><b>p <sub>1<\/sub><\/b> (\u1014\u1019\u1030\u1014\u102c 1 \u1021\u1001\u103b\u102d\u102f\u1038\u1021\u1005\u102c\u1038)<\/label><input type=\"number\" id=\"p1\" value=\"0.64\"><\/div>\n<div id=\"words\"> <label><b>n <sub>1<\/sub><\/b> (\u1014\u1019\u1030\u1014\u102c 1 \u1021\u101b\u103d\u101a\u103a\u1021\u1005\u102c\u1038)<\/label><input type=\"number\" id=\"n1\" value=\"30\"><\/div>\n<div id=\"words\"> <label><b>p <sub>2<\/sub><\/b> (\u1014\u1019\u1030\u1014\u102c 2 \u1021\u1001\u103b\u102d\u102f\u1038\u1021\u1005\u102c\u1038)<\/label><input type=\"number\" id=\"p2\" value=\"0.6\"><\/div>\n<div id=\"words\"> <label><b>n <sub>2<\/sub><\/b> (\u1014\u1019\u1030\u1014\u102c 2 \u1021\u101b\u103d\u101a\u103a\u1021\u1005\u102c\u1038)<\/label> <input type=\"number\" id=\"n2\" value=\"30\"><\/div>\n<div id=\"words_calc\"><input type=\"button\" id=\"buttonCalc\" onclick=\"calc()\" value=\"Calculate\"><\/div>\n<div id=\"words\">\n<p> z-\u1005\u102c\u101b\u1004\u103a\u1038\u1021\u1004\u103a\u1038- <span id=\"z\">0.31917<\/span><\/p>\n<\/div>\n<div id=\"words\">\n<p> p-value (\u1010\u1005\u103a\u1016\u1000\u103a\u101e\u1010\u103a): <span id=\"p1out\">0.37480<\/span><\/p>\n<\/div>\n<div id=\"words\">\n<p> p-value (2-\u1010\u1016\u1000\u103a\u101e\u1010\u103a): <span id=\"p2out\">0.74960<\/span><\/p>\n<\/div>\n<p><script><\/p>\n<p>function calc() {<\/p>\n<p>\/\/get input values\nvar p1 = +document.getElementById('p1').value;\nvar n1 = +document.getElementById('n1').value;\nvar p2 = +document.getElementById('p2').value;\nvar n2 = +document.getElementById('n2').value;<\/p>\n<p>\/\/calculate stuff\nvar pool = (p1*n1 - (-p2*n2))\/(n1-(-1*n2));\nvar z = (p1-p2)\/(Math.sqrt(pool*(1-pool)*(1\/n1-(-1\/n2))));<\/p>\n<p>\/\/calculate p-value\nif (z<0) {\nvar p1out = jStat.normal.cdf(z, 0, 1);\nvar p2out = p1out*2;\n} else {\nvar p1out = 1-jStat.normal.cdf(z, 0, 1);\nvar p2out = p1out*2;\n}\n\n\/\/output probabilities\ndocument.getElementById('z').innerHTML = z.toFixed(5);\ndocument.getElementById('p1out').innerHTML = p1out.toFixed(5);\ndocument.getElementById('p2out').innerHTML = p2out.toFixed(5);\n}\n\n<\/script><\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u101c\u1030\u1026\u1038\u101b\u1031\u1021\u1001\u103b\u102d\u102f\u1038\u1021\u1005\u102c\u1038\u1014\u103e\u1005\u103a\u1001\u102f\u1000\u103c\u102c\u1038 \u1001\u103c\u102c\u1038\u1014\u102c\u1038\u1001\u103b\u1000\u103a\u1000\u102d\u102f \u1005\u1019\u103a\u1038\u101e\u1015\u103a\u101b\u1014\u103a\u1021\u1010\u103d\u1000\u103a two-proportion z-test \u1000\u102d\u102f \u1021\u101e\u102f\u1036\u1038\u1015\u103c\u102f\u101e\u100a\u103a\u104b \u1005\u102c\u1019\u1031\u1038\u1015\u103d\u1032\u1005\u102c\u101b\u1004\u103a\u1038\u1000\u102d\u102f \u1021\u1031\u102c\u1000\u103a\u1015\u102b\u1021\u1010\u102d\u102f\u1004\u103a\u1038 \u1010\u103d\u1000\u103a\u1001\u103b\u1000\u103a\u101e\u100a\u103a\u104b z = (p 1 -p 2 ) \/ \u221a (p(1-p)(1\/n 1 +1\/n 2 ) \u101b\u103d\u103e\u1031- p = \u1005\u102f\u1005\u102f\u1015\u1031\u102b\u1004\u103a\u1038 \u1021\u1001\u103b\u102d\u102f\u1038\u1021\u1005\u102c\u1038 p 1 = \u1014\u1019\u1030\u1014\u102c \u1021\u1001\u103b\u102d\u102f\u1038\u1021\u1005\u102c\u1038 \u1041 p 2 = \u1014\u1019\u1030\u1014\u102c 2 \u1021\u1001\u103b\u102d\u102f\u1038 n 1 = \u1014\u1019\u1030\u1014\u102c 1 \u1021\u101b\u103d\u101a\u103a\u1021\u1005\u102c\u1038 n 2 = \u1014\u1019\u1030\u1014\u102c\u1021\u101b\u103d\u101a\u103a\u1021\u1005\u102c\u1038 2 \u1021\u1001\u103b\u102d\u102f\u1038\u1014\u103e\u1005\u103a\u1006 z-test \u1000\u102d\u102f\u101c\u102f\u1015\u103a\u1006\u1031\u102c\u1004\u103a\u101b\u1014\u103a\u104a [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[3],"tags":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v21.5 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>\u1021\u1001\u103b\u102d\u102f\u1038\u1021\u1005\u102c\u1038 Z \u1005\u1019\u103a\u1038\u101e\u1015\u103a\u1002\u100f\u1014\u103a\u1038\u1010\u103d\u1000\u103a\u1005\u1000\u103a \u1014\u103e\u1005\u103a\u1001\u102f - Statology<\/title>\n<meta name=\"description\" content=\"\u1024\u1002\u100f\u1014\u103a\u1038\u1010\u103d\u1000\u103a\u1005\u1000\u103a\u101e\u100a\u103a \u101e\u102f\u1036\u1038\u1005\u103d\u1032\u101e\u1030\u1019\u103e\u1015\u1031\u1038\u101e\u1031\u102c \u101e\u103d\u1004\u103a\u1038\u1021\u102c\u1038\u1005\u102f\u1019\u103b\u102c\u1038\u1015\u1031\u102b\u103a\u1021\u1001\u103c\u1031\u1001\u1036\u104d 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\u1014\u103e\u1005\u103a\u1001\u102f - Statology\",\"isPartOf\":{\"@id\":\"https:\/\/statorials.org\/my\/#website\"},\"datePublished\":\"2023-07-28T21:32:39+00:00\",\"dateModified\":\"2023-07-28T21:32:39+00:00\",\"author\":{\"@id\":\"https:\/\/statorials.org\/my\/#\/schema\/person\/e47470981684a202f7ed4c0cb1e10097\"},\"description\":\"\u1024\u1002\u100f\u1014\u103a\u1038\u1010\u103d\u1000\u103a\u1005\u1000\u103a\u101e\u100a\u103a \u101e\u102f\u1036\u1038\u1005\u103d\u1032\u101e\u1030\u1019\u103e\u1015\u1031\u1038\u101e\u1031\u102c \u101e\u103d\u1004\u103a\u1038\u1021\u102c\u1038\u1005\u102f\u1019\u103b\u102c\u1038\u1015\u1031\u102b\u103a\u1021\u1001\u103c\u1031\u1001\u1036\u104d \u1021\u1001\u103b\u102d\u102f\u1038\u1014\u103e\u1005\u103a\u1006 z-test \u1000\u102d\u102f 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