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{"name": "Harry's copy of Julie's copy of Jack's copy of SOEE5154 - Mean, median, mode and standard deviation", "extensions": ["stats"], "custom_part_types": [], "resources": [], "navigation": {"allowregen": true, "showfrontpage": false, "preventleave": false, "typeendtoleave": false}, "question_groups": [{"pickingStrategy": "all-ordered", "questions": [{"rulesets": {"std": ["all", "!noLeadingMinus", "!collectNumbers", "fractionNumbers"]}, "extensions": ["stats"], "variablesTest": {"condition": "", "maxRuns": 100}, "statement": "<p>Calculate the <strong>mean</strong>, <strong>median</strong>, <strong>mode</strong> and <strong>range&nbsp;</strong>of the following data.</p>\n<p>$\\var{a1}, \\var{a2}, \\var{a3}, \\var{a4}, \\var{a5}, \\var{a6}, \\var{a7}, \\var{a8}, \\var{a9}$ .</p>", "name": "Harry's copy of Julie's copy of Jack's copy of SOEE5154 - Mean, median, mode and standard deviation", "functions": {}, "metadata": {"licence": "Creative Commons Attribution 4.0 International", "description": "<div class=\"description\">\n<p>Exam covering questions on the Errorsr part of the SOEE5154M Maths course.</p>\n<p>Topics covered are calculating the mean, median, mode and standard deviation.</p>\n<p>rebelmaths</p>\n</div>"}, "tags": [], "parts": [{"variableReplacementStrategy": "originalfirst", "type": "gapfill", "marks": 0, "scripts": {}, "gaps": [{"correctAnswerStyle": "plain", "variableReplacementStrategy": "originalfirst", "type": "numberentry", "maxValue": "1/9*{(a1+a2+a3+a4+a5+a6+a7+a8+a9)}", "notationStyles": ["plain", "en", "si-en"], "variableReplacements": [], "marks": "1", "precision": "1", "showPrecisionHint": false, "strictPrecision": false, "correctAnswerFraction": false, "allowFractions": false, "precisionPartialCredit": "0", "showFeedbackIcon": true, "minValue": "1/9*{(a1+a2+a3+a4+a5+a6+a7+a8+a9)}", "scripts": {}, "precisionMessage": "You have not given your answer to the correct precision.", "showCorrectAnswer": true, "mustBeReduced": false, "precisionType": "dp", "mustBeReducedPC": 0}], "showCorrectAnswer": true, "prompt": "<p>$\\text{mean}=\\;\\;$[[0]]</p>\n<p>Enter decimal answers to 1 decimal places.</p>", "showFeedbackIcon": true, "variableReplacements": []}, {"variableReplacementStrategy": "originalfirst", "type": "gapfill", "marks": 0, "scripts": {}, "gaps": [{"variableReplacementStrategy": "originalfirst", "type": "numberentry", "maxValue": "{a5}", "notationStyles": ["plain", "en", "si-en"], "variableReplacements": [], "marks": 2, "correctAnswerFraction": false, "allowFractions": false, "showFeedbackIcon": true, "minValue": "{a5}", "scripts": {}, "showCorrectAnswer": true, "mustBeReduced": false, "correctAnswerStyle": "plain", "mustBeReducedPC": 0}], "showCorrectAnswer": true, "prompt": "<p>$\\text{median}=\\;\\;$[[0]]</p>", "showFeedbackIcon": true, "variableReplacements": []}, {"variableReplacementStrategy": "originalfirst", "type": "gapfill", "marks": 0, "scripts": {}, "gaps": [{"variableReplacementStrategy": "originalfirst", "type": "numberentry", "maxValue": "{a4}", "notationStyles": ["plain", "en", "si-en"], "variableReplacements": [], "marks": 2, "correctAnswerFraction": false, "allowFractions": false, "showFeedbackIcon": true, "minValue": "{a4}", "scripts": {}, "showCorrectAnswer": true, "mustBeReduced": false, "correctAnswerStyle": "plain", "mustBeReducedPC": 0}], "showCorrectAnswer": true, "prompt": "<p>$\\text{mode}=\\;\\;$[[0]]</p>", "showFeedbackIcon": true, "variableReplacements": []}, {"variableReplacementStrategy": "originalfirst", "type": "gapfill", "marks": 0, "scripts": {}, "gaps": [{"variableReplacementStrategy": "originalfirst", "type": "jme", "answer": "{a2-a3}", "variableReplacements": [], "marks": 2, "checkingaccuracy": 0.01, "vsetrangepoints": 5, "answersimplification": "std", "vsetrange": [0, 1], "showFeedbackIcon": true, "showpreview": true, "scripts": {}, "showCorrectAnswer": true, "checkingtype": "absdiff", "checkvariablenames": false, "expectedvariablenames": []}], "showCorrectAnswer": true, "prompt": "<p>$\\text{range}=\\;\\;$[[0]]</p>", "showFeedbackIcon": true, "variableReplacements": []}], "variables": {"a1": {"definition": "random(2..21)", "name": "a1", "group": "Ungrouped variables", "description": "", "templateType": "anything"}, "a2": {"definition": "random(2..8)", "name": "a2", "group": "Ungrouped variables", "description": "", "templateType": "anything"}, "a5": {"definition": "random(4..10)", "name": "a5", "group": "Ungrouped variables", "description": "", "templateType": "anything"}, "a8": {"definition": "random(1..20)", "name": "a8", "group": "Ungrouped variables", "description": "", "templateType": "anything"}, "a3": {"definition": "random(6..15)", "name": "a3", "group": "Ungrouped variables", "description": "", "templateType": "anything"}, "a6": {"definition": "random(4..26)", "name": "a6", "group": "Ungrouped variables", "description": "", "templateType": "anything"}, "a4": {"definition": "random(1..20)", "name": "a4", "group": "Ungrouped variables", "description": "", "templateType": "anything"}, "a9": {"definition": "random(1..20)", "name": "a9", "group": "Ungrouped variables", "description": "", "templateType": "anything"}, "a7": {"definition": "a4", "name": "a7", "group": "Ungrouped variables", "description": "", "templateType": "anything"}}, "ungrouped_variables": ["a1", "a3", "a2", "a5", "a4", "a7", "a6", "a8", "a9"], "preamble": {"js": "", "css": ""}, "advice": "<p>Mean: $\\mu = \\frac{1}{N}\\sum\\limits_{i=1}^N x_i$</p>\n<p>Median: middle value</p>\n<p>Mode: most common value</p>\n<p>Range: Highest value - lowest value</p>", "variable_groups": [], "type": "question", "contributors": [{"name": "Harry Flynn", "profile_url": "https://numbas.mathcentre.ac.uk/accounts/profile/976/"}]}]}], "contributors": [{"name": "Harry Flynn", "profile_url": "https://numbas.mathcentre.ac.uk/accounts/profile/976/"}]}