// Numbas version: exam_results_page_options
{"name": "Random bar chart", "extensions": ["stats"], "custom_part_types": [], "resources": [], "navigation": {"allowregen": true, "showfrontpage": false, "preventleave": false, "typeendtoleave": false}, "question_groups": [{"pickingStrategy": "all-ordered", "questions": [{"variables": {"q": {"definition": "normalsample(0,1)", "name": "q"}, "samples": {"definition": "repeat(abs(normalsample(10,5)),5)", "name": "samples"}, "winner": {"definition": "max(samples)", "name": "winner"}}, "extensions": ["stats"], "functions": {"barchart": {"parameters": [["data", "list"]], "language": "javascript", "definition": "var div = $('<div/>');\n        for(var i=0;i<data.length;i++) {\n         var bar = $('<span/>')\n      .css('display','inline-block')\n      .css('width','2em')\n      .css('height',data[i]*10+'px')\n      .css('background','red')\n      .css('margin-right','1px')\n         ;\n         div.append(bar);\n        }\n        return div[0];\n        ", "type": "html"}}, "advice": "", "progress": "not-for-use", "type": "question", "statement": "<p>Look at this barchart</p>\n    <p>{barchart(samples)}</p>", "tags": [], "parts": [{"shufflechoices": false, "maxmarks": 0.0, "marks": 0.0, "minmarks": 0.0, "matrix": ["if(samples[0]=winner,1,0)", "if(samples[1]=winner,1,0)", "if(samples[2]=winner,1,0)", "if(samples[3]=winner,1,0)", "if(samples[4]=winner,1,0)"], "distractors": ["", "", "", "", ""], "type": "1_n_2", "prompt": "<p>Which bar is biggest?</p>", "maxanswers": 0.0, "displaytype": "radiogroup", "choices": [1.0, 2.0, 3.0, 4.0, 5.0], "minanswers": 0.0, "displaycolumns": 0.0}], "rulesets": {}, "showQuestionGroupNames": false, "name": "Random bar chart", "variable_groups": [], "question_groups": [{"pickingStrategy": "all-ordered", "pickQuestions": 0, "questions": [], "name": ""}], "metadata": {"licence": "Creative Commons Attribution 4.0 International", "description": "", "notes": ""}, "contributors": [{"name": "Christian Lawson-Perfect", "profile_url": "https://numbas.mathcentre.ac.uk/accounts/profile/7/"}]}]}], "contributors": [{"name": "Christian Lawson-Perfect", "profile_url": "https://numbas.mathcentre.ac.uk/accounts/profile/7/"}]}