// Numbas version: exam_results_page_options
{"name": "Bewerkingen met verzamelingen kopie nog aan te passen", "extensions": [], "custom_part_types": [], "resources": [["question-resources/384px-Venn0111.svg.png", "/srv/numbas/media/question-resources/384px-Venn0111.svg.png"], ["question-resources/384px-Venn0001.svg.png", "/srv/numbas/media/question-resources/384px-Venn0001.svg.png"], ["question-resources/384px-Venn0110.svg.png", "/srv/numbas/media/question-resources/384px-Venn0110.svg.png"], ["question-resources/240px-Venn0100.svg.png", "/srv/numbas/media/question-resources/240px-Venn0100.svg.png"]], "navigation": {"allowregen": true, "showfrontpage": false, "preventleave": false, "typeendtoleave": false}, "question_groups": [{"pickingStrategy": "all-ordered", "questions": [{"name": "Bewerkingen met verzamelingen kopie nog aan te passen", "tags": [], "metadata": {"description": "<p>Simple exercises introducing the fundamental set operations, and NUMBAS syntax for sets.</p>", "licence": "Creative Commons Attribution-ShareAlike 4.0 International"}, "statement": "", "advice": "<p>The union of two sets is the set of elements from either set</p>\n<p style=\"text-align: center;\">$ A \\cup B = \\left\\{ x\\, |\\, x \\in A \\text{ or } x \\in B\\right\\}$</p>\n<hr/>\n<p style=\"text-align: left;\">The intersetction of two sets is the set of elements common to both sets</p>\n<p style=\"text-align: center;\">$ A \\cap B = \\left\\{ x\\, |\\, x \\in A \\text{ and } x \\in B\\right\\}$</p>\n<hr/>\n<p style=\"text-align: left;\">The difference $A-B$ is the set of elements from $A$ which are not in $B$:</p>\n<p style=\"text-align: center;\">$ A - B = \\left\\{ x \\in A |\\, x \\notin B\\right\\}$</p>\n<hr/>\n<p style=\"text-align: left;\">Similarly, the difference $B-A$ is the set of elements from $B$ which are not in $A$:</p>\n<p style=\"text-align: center;\">$ B - A = \\left\\{ x \\in B |\\, x \\notin A\\right\\}$</p>\n<hr/>\n<p style=\"text-align: left;\">The symmetric difference $A \\Delta B$ is the union of the set differences, but it can also be expressed as the union minus the intersection</p>\n<p style=\"text-align: center;\">$ A \\Delta B = (A \\cup B) - (A \\cap B)$.</p>", "rulesets": {}, "extensions": [], "variables": {"B": {"name": "B", "group": "Ungrouped variables", "definition": "union(set(listB),set(listN))", "description": "", "templateType": "anything"}, "listA": {"name": "listA", "group": "Ungrouped variables", "definition": "repeat(random(5..9),4)", "description": "", "templateType": "anything"}, "listN": {"name": "listN", "group": "Ungrouped variables", "definition": "repeat(random(1..9),2)", "description": "", "templateType": "anything"}, "listB": {"name": "listB", "group": "Ungrouped variables", "definition": "repeat(random(0..4),4)", "description": "", "templateType": "anything"}, "A": {"name": "A", "group": "Ungrouped variables", "definition": "union(set(listA),set(listN))", "description": "", "templateType": "anything"}}, "variablesTest": {"condition": "not(listA = listB)", "maxRuns": 100}, "ungrouped_variables": ["listA", "listB", "A", "B", "listN"], "variable_groups": [], "functions": {}, "preamble": {"js": "", "css": ""}, "parts": [{"type": "m_n_x", "useCustomName": false, "customName": "", "marks": 0, "scripts": {}, "customMarkingAlgorithm": "", "extendBaseMarkingAlgorithm": true, "unitTests": [], "showCorrectAnswer": true, "showFeedbackIcon": true, "variableReplacements": [], "variableReplacementStrategy": "originalfirst", "nextParts": [], "suggestGoingBack": false, "adaptiveMarkingPenalty": 0, "exploreObjective": null, "prompt": "<p>Welke notatie komt overeen met het rode deel op het venndiagram. <br/>$A$ is de linkerverzameling en$B$ de rechterverzameling. <br/><br/></p>\n<p></p>", "minMarks": 0, "maxMarks": "1", "minAnswers": 0, "maxAnswers": 0, "shuffleChoices": true, "shuffleAnswers": true, "displayType": "radiogroup", "warningType": "none", "showCellAnswerState": true, "choices": ["<p>$A\\cup B$</p>", "<p>$A \\cap B$</p>", "<p>$A\\setminus&nbsp;B$</p>"], "matrix": [["1", 0, 0], [0, "1", 0], [0, 0, "1"]], "layout": {"type": "all", "expression": ""}, "answers": ["<p><img src=\"resources/question-resources/384px-Venn0111.svg.png\" width=\"200\" height=\"146\" /></p>", "<p><img src=\"resources/question-resources/384px-Venn0001.svg.png\" width=\"200\" height=\"146\" /></p>", "<p><img src=\"resources/question-resources/240px-Venn0100.svg.png\" width=\"200\" height=\"146\" /></p>"]}, {"type": "gapfill", "useCustomName": false, "customName": "", "marks": 0, "scripts": {}, "customMarkingAlgorithm": "", "extendBaseMarkingAlgorithm": true, "unitTests": [], "showCorrectAnswer": true, "showFeedbackIcon": true, "variableReplacements": [], "variableReplacementStrategy": "originalfirst", "nextParts": [], "suggestGoingBack": false, "adaptiveMarkingPenalty": 0, "exploreObjective": null, "prompt": "<p>Gegeven: De verzameling&nbsp;$A = \\var{A}$ and $B = \\var{B}$.</p>\n<p>Zoek de unie, de doorsnede en het verschil.&nbsp;</p>\n<p>Gebruik de code&nbsp;&nbsp;<code>set(1,2,3)</code>&nbsp;om&nbsp; $\\left\\{1,2,3\\right\\}$ te antwoorden.&nbsp;</p>\n<blockquote>\n<h4>&nbsp;$A \\cup B$ =&nbsp;[[0]]</h4>\n<h4>&nbsp;$A \\cap B$ =&nbsp;[[1]]</h4>\n<h4>$A\\setminus&nbsp;B$ =[[2]]</h4>\n<h4>$B\\setminus&nbsp;A$ =[[3]]</h4>\n</blockquote>\n<p></p>\n<p></p>\n<p></p>", "gaps": [{"type": "jme", "useCustomName": true, "customName": "unie", "marks": 1, "scripts": {}, "customMarkingAlgorithm": "", "extendBaseMarkingAlgorithm": true, "unitTests": [], "showCorrectAnswer": true, "showFeedbackIcon": false, "variableReplacements": [], "variableReplacementStrategy": "originalfirst", "nextParts": [], "suggestGoingBack": false, "adaptiveMarkingPenalty": 0, "exploreObjective": null, "answer": "{union(A,B)}", "showPreview": true, "checkingType": "absdiff", "checkingAccuracy": 0.001, "failureRate": 1, "vsetRangePoints": 5, "vsetRange": [0, 1], "checkVariableNames": false, "singleLetterVariables": false, 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