// Numbas version: exam_results_page_options
{"name": "Always, sometimes, or never: mean, median and mode", "extensions": [], "custom_part_types": [], "resources": [], "navigation": {"allowregen": true, "showfrontpage": false, "preventleave": false, "typeendtoleave": false}, "question_groups": [{"pickingStrategy": "all-ordered", "questions": [{"tags": [], "parts": [{"warningType": "none", "maxAnswers": 0, "scripts": {}, "showCorrectAnswer": true, "variableReplacements": [], "matrix": [[0, "1", 0], [0, "1", 0], [0, "1", 0], [0, "1", 0], ["1", 0, 0], ["1", 0, "0"], [0, "1", 0], [0, "1", 0], [0, "1", 0], [0, "1", 0], [0, "1", 0]], "maxMarks": 0, "answers": ["<p>Always</p>", "<p>Sometimes</p>", "<p>Never</p>"], "layout": {"type": "all", "expression": ""}, "displayType": "radiogroup", "type": "m_n_x", "choices": ["<p>The range is _____ equal to twice the median.</p>", "<p>The mode is _____ the same as the median.</p>", "<p>The median is _____ included in the data.</p>", "<p>The mean is&nbsp;_____ included in the data</p>", "<p>If there is a mode, it is _____ included in the data.</p>", "<p>The range is&nbsp;_____ a non-negative number.</p>", "<p>The range is&nbsp;_____ equivalent to the largest element of the data set.</p>", "<p>The mean, median, and mode are&nbsp;_____ the same.</p>", "<p>The mean will&nbsp;_____ increase if the lowest number in the data set is removed.</p>", "<p>The mean is&nbsp;_____ a positive nmber.</p>", "<p>The range is _____ zero.</p>"], "marks": 0, "shuffleAnswers": false, "minMarks": 0, "minAnswers": 0, "shuffleChoices": false, "variableReplacementStrategy": "originalfirst", "showFeedbackIcon": true}], "ungrouped_variables": [], "variablesTest": {"maxRuns": 100, "condition": ""}, "advice": "", "functions": {}, "metadata": {"description": "<p>Statements about the different kinds of averages where you have to select \"always\", \"sometimes\", or \"never\".</p>", "licence": "Creative Commons Attribution 4.0 International"}, "extensions": [], "preamble": {"js": "", "css": ""}, "rulesets": {}, "variables": {}, "name": "Always, sometimes, or never: mean, median and mode", "variable_groups": [], "statement": "<p>Think about&nbsp;whether it's possible for each of the statements below about statistics to be true, or false.</p>\n<ul>\n<li>If it's true for every possible data set, answer \"Always\".</li>\n<li>If there are data sets&nbsp;for which&nbsp;it's true and data sets for which it's false, answer \"Sometimes\".</li>\n<li>If&nbsp;there's no data set for&nbsp;which it's true, answer \"Never\".</li>\n</ul>", "type": "question", "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/"}]}