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Connections2015LT

The Connections 2015's activities sequence:


Activity synopsis

Statistical ideas and concepts

No. of lessons

The first cycle: Several contexts (favorite movie, usage of technology, favorite snack etc.)

Activity 1: Introduction - modelling and data analysis of the class (n=25 cases)

4

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)

The investigative cycle, Uncovering children’s initial concepts of reasoning with data, modelling and IIR

Activity 2: Data analysis of the class (n=25 cases)

2

Investigate a data sample from activity 1 (25 cases 2 variables, TinkerPlotsTM), present investigations

How to ask a statistical question, The investigative cycle, initial reasoning with data, modelling and IIR

Activity 3: The favorite snack activity - modelling and data analysis of the class (n=25 cases)

2

Investigate data sample (25 cases, 3 variables), model a conjecture about the target population (TinkerPlotsTM), present investigations

Initial reasoning with data, distribution, comparing groups, modelling and IIR

Activity 4: The favorite snack activity - modelling and data analysis of the grade (n=73 cases)

2

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

Initial reasoning with data, distribution, comparing groups, modelling and IIR

 

The second cycle: The amazing race activities

Activity 5: Data collecting of the entire fifth grade

2

Introduction to the activity context, the electronic questionnaire, measurements errors, data collection

How to answer a statistical question, Awareness to the importance of precise data

Activity 6: Modelling and data analysis (n=10 cases)

3

Model a conjecture about the target population (hands-on), investigate data sample (10 cases, 18 variables, TinkerPlotsTM), refine model, present investigations

Correlations, Noise in the data as a result of measurement errors, The meaning of the median, reasoning with modelling

Activity 7: Modelling and data analysis of the class (n=24 cases)

2

Investigate the same question (activity 6) on a larger sample (24 cases, 18 variables, TinkerPlotsTM), refine the previous model (hands-on), present investigations

Growing samples, reasoning with data, distribution, comparing groups, modelling and IIR

Activity 8: Modelling and data analysis of the grade (n=62 cases)

2

Investigate the same question (activity 7) on a larger sample (62 cases, 18 variables, TinkerPlotsTM), refine the previous model (hands-on)

Growing samples, reasoning with data, distribution, comparing groups, modelling and IIR

Activity 9: Modelling of the target population

4

Model the conjecture about the target population (TinkerPlotsTM Sampler)

Reasoning with data, modelling and IIR

Activity 10: Summarizing

5

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

Reasoning with data, modelling and IIR

Total number of 45-minute lessons:

28

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