// Numbas version: exam_results_page_options
{"name": "Classify described random variables as qualitative or quantitative, , ", "extensions": [], "custom_part_types": [], "resources": [], "navigation": {"allowregen": true, "showfrontpage": false, "preventleave": false, "typeendtoleave": false}, "question_groups": [{"pickingStrategy": "all-ordered", "questions": [{"variable_groups": [], "variables": {"qual1": {"templateType": "anything", "group": "Ungrouped variables", "definition": "[\"Types of PC used by small businesses in the north-east\",\"Marital status of questionnaire respondents\",\"Month of the year in which small shops record their highest sales\",\"Type of tenure for those in the licensed trade business\",\"Subjects studied at A level by students in this class\"]", "description": "", "name": "qual1"}, "ind1": {"templateType": "anything", "group": "Ungrouped variables", "definition": "2*vector(ind)-vector(1,1,1)", "description": "", "name": "ind1"}, "ch1": {"templateType": "anything", "group": "Ungrouped variables", "definition": "switch(ind[0]=0,random(qual),random(quant))", "description": "", "name": "ch1"}, "ch2": {"templateType": "anything", "group": "Ungrouped variables", "definition": "switch(ind[1]=0,random(qual except ch1),random(quant except ch1))", "description": "", "name": "ch2"}, "qual": {"templateType": "anything", "group": "Ungrouped variables", "definition": "qual1+qual2", "description": "", "name": "qual"}, "quant2": {"templateType": "anything", "group": "Ungrouped variables", "definition": "[\"The number of people requiring a special in-flight meal\",\"The average volume of bottles of wine imported from South America\",\"Salaries of Newcastle University graduates six months after graduation\",\"The distance travelled by taxis for a particular cab firm every day\",\"Total annual sales for a large American departmental store\",\"The total cost of a student's text books for this semester\"]", "description": "", "name": "quant2"}, "ch3": {"templateType": "anything", "group": "Ungrouped variables", "definition": "switch(ind[2]=0,random(qual except [ch1,ch2]),random(quant except [ch1,ch2]))", "description": "", "name": "ch3"}, "qual2": {"templateType": "anything", "group": "Ungrouped variables", "definition": "[\"Ice cream flavour preferred by children\",\"Brand of sportswear preferred by athletes\",\"Favourite type of film by UK cinema-goers\",\"Mobile phone price-plan\",\"Shape of swimming pools in local authority-run leisure centres\"]", "description": "", "name": "qual2"}, "quant1": {"templateType": "anything", "group": "Ungrouped variables", "definition": "[\"The number of orders received by a catering company\",\"The height of students taking Statistics courses at Newcastle this year\", \"Your quarterly gas bill\", \"The time spent on hold at a credit call centre\",\"The average shipping time for orders placed with a TV shopping channel\",\"The annual electricity bill for a large UK Supermarket\"]", "description": "", "name": "quant1"}, "quant": {"templateType": "anything", "group": "Ungrouped variables", "definition": "quant1+quant2", "description": "", "name": "quant"}, "cind": {"templateType": "anything", "group": "Ungrouped variables", "definition": "-1*ind1", "description": "", "name": "cind"}, "ind": {"templateType": "anything", "group": "Ungrouped variables", "definition": "random([[0,0,0],[1,0,0],[0,1,0],[0,0,1],[0,1,1],[1,0,1],[1,1,0],[1,1,1]])", "description": "", "name": "ind"}, "m": {"templateType": "anything", "group": "Ungrouped variables", "definition": "transpose(matrix(list(cind),list(ind1)))", "description": "", "name": "m"}}, "ungrouped_variables": ["quant1", "quant2", "qual2", "cind", "qual1", "m", "ch1", "ch2", "ch3", "quant", "ind", "ind1", "qual"], "question_groups": [{"pickingStrategy": "all-ordered", "questions": [], "name": "", "pickQuestions": 0}], "name": "Classify described random variables as qualitative or quantitative, , ", "showQuestionGroupNames": false, "functions": {}, "parts": [{"displayType": "radiogroup", "layout": {"type": "all", "expression": ""}, "choices": ["{ch1}", "{ch2}", "{ch3}"], "matrix": "m", "type": "m_n_x", "maxAnswers": 0, "shuffleChoices": true, "answers": ["Qualitative", "Quantitative"], "scripts": {}, "maxMarks": 0, "minAnswers": 0, "minMarks": 0, "shuffleAnswers": true, "showCorrectAnswer": true, "marks": 0, "warningType": "none"}], "variablesTest": {"condition": "", "maxRuns": 100}, "statement": "<p>State whether the following variables are Qualitative or Quantitative.&nbsp;</p>\n  <p>Note that you will be deducted one mark for every wrong choice. However the minimum mark is 0.</p>", "tags": ["ACE2013", "checked2015", "MAS1403", "MAS1604"], "rulesets": {}, "preamble": {"css": "", "js": ""}, "type": "question", "metadata": {"notes": "<p><strong>01/02/2013:</strong></p>\n                    <p>Finished first draft.</p>", "licence": "Creative Commons Attribution 4.0 International", "description": "<p>Choosing whether given random variables are qualitative or quantitative.</p>"}, "advice": "", "contributors": [{"name": "Newcastle University Mathematics and Statistics", "profile_url": "https://numbas.mathcentre.ac.uk/accounts/profile/697/"}]}]}], "contributors": [{"name": "Newcastle University Mathematics and Statistics", "profile_url": "https://numbas.mathcentre.ac.uk/accounts/profile/697/"}]}