# From my contextual knowledge and what i would expect

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(From my contextual knowledge and what I would expect population distributions to look like) CONCLUSION (This is dealt with in Workshop 2) Answer the problem: “Do the heights of Karekare College boys tend to be greater than the heights of Karekare College girls?” I would claim that . . . Explain why you have made this conclusion.

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Workshop 1 - Handout 2 Statistics Teacher Day Nov 09 5 Supported by TLRI Grant Workshop 1 Information Students should be familiar with: Posing investigative questions for summary and comparison situations Writing full descriptions for summary and comparison situations from dot plots Population and its meaning within the statistics curriculum Collecting data, especially using the CensusAtSchool survey 2009 questionnaire and making measures for the CensusAtSchool survey Cleaning data, particularly familiar with body measurement data, possible sources of error, sensible ranges of values Concept Level 4 Level 5 Level 6 Posing investigative questions About the specific group or sample of data given About the population About the population Sampling Growing samples leading to population idea Sampling variability Sample size Type of data analysis Dot plots Dot plots Box plots Summary statistics Dot plots Box plots Summary statistics Description I notice Of the data given (group or sample) Sample Sample Inferential thoughts I wonder About the populations About the populations Contextual thoughts I expect, I worry Eg measurement issues, data quality, shape of population distributions Is there an alternative explanation? Curriculum Achievement Objectives Statistical investigations: S4-1 Plan and conduct investigations using the statistical enquiry cycle: A determining appropriate variables and data collection methods B
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