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Activity synopsis
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Statistical ideas and concepts
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No. of lessons
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The first cycle: Several contexts (favorite movie, usage of technology, favorite snack etc.)
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Activity 1: Introduction - modelling and data analysis of the class (n=25 cases)
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4
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Ask a question, plan, collect data from the whole class, model a conjecture about the target population, analyze and organize data, present investigations (hands-on)
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The investigative cycle, Uncovering children’s initial concepts of reasoning with data, modelling and IIR
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Activity 2: Data analysis of the class (n=25 cases)
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2
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Investigate a data sample from activity 1 (25 cases 2 variables, TinkerPlotsTM), present investigations
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How to ask a statistical question, The investigative cycle, initial reasoning with data, modelling and IIR
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Activity 3: The favorite snack activity - modelling and data analysis of the class (n=25 cases)
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2
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Investigate data sample (25 cases, 3 variables), model a conjecture about the target population (TinkerPlotsTM), present investigations
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Initial reasoning with data, distribution, comparing groups, modelling and IIR
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Activity 4: The favorite snack activity - modelling and data analysis of the grade (n=73 cases)
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2
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Investigate the same question (activity 3) on a larger sample (73 cases, 3 variables, TinkerPlotsTM), model a conjecture about the target population (hands-on), present investigations
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Initial reasoning with data, distribution, comparing groups, modelling and IIR
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The second cycle: The amazing race activities
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Activity 5: Data collecting of the entire fifth grade
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2
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Introduction to the activity context, the electronic questionnaire, measurements errors, data collection
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How to answer a statistical question, Awareness to the importance of precise data
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Activity 6: Modelling and data analysis (n=10 cases)
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3
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Model a conjecture about the target population (hands-on), investigate data sample (10 cases, 18 variables, TinkerPlotsTM), refine model, present investigations
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Correlations, Noise in the data as a result of measurement errors, The meaning of the median, reasoning with modelling
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Activity 7: Modelling and data analysis of the class (n=24 cases)
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2
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Investigate the same question (activity 6) on a larger sample (24 cases, 18 variables, TinkerPlotsTM), refine the previous model (hands-on), present investigations
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Growing samples, reasoning with data, distribution, comparing groups, modelling and IIR
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Activity 8: Modelling and data analysis of the grade (n=62 cases)
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2
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Investigate the same question (activity 7) on a larger sample (62 cases, 18 variables, TinkerPlotsTM), refine the previous model (hands-on)
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Growing samples, reasoning with data, distribution, comparing groups, modelling and IIR
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Activity 9: Modelling of the target population
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4
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Model the conjecture about the target population (TinkerPlotsTM Sampler)
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Reasoning with data, modelling and IIR
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Activity 10: Summarizing
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5
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Prepare a presentation of the investigation and the target population final model, present investigations and models in a student-parents event, write a final report with parents
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Reasoning with data, modelling and IIR
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Total number of 45-minute lessons:
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28
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