Relationships in two-way tables
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Log in to continueConstruct categorical tables and compare conditional proportions using the correct totals.
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Among students who chose Club A, what fraction also chose Activity B? Use the table.
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Table. Club A, 3, 2; Not A, 4, 5
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Answer: 3/5
- The Club A row contains 5 students.
- 3 of them chose Activity B.
- The conditional fraction is 3/5.
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Curriculum reference
Victorian Curriculum F–10 Version 2.0
Pi Leo practice scope
Construct categorical tables and compare conditional proportions using the correct totals.
Read the official VCAA curriculum description (VC2M10ST03)
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- Supported by the guided activity; selecting an MCQ does not demonstrate this action.
- Supported by the guided activity; selecting an MCQ does not demonstrate this action.
- VC2M10ST03-C01Calculate a rate within a row or column.
- VC2M10ST03-C02Construct two-way tables from categorical observations.
- VC2M10ST03-C03Compare proportions when group sizes differ.
- VC2M10ST03-C04Discuss possible categorical relationships and limits of inference.
- VC2M10ST03-C05Apply and explain relationships in two-way tables using read and connect representations.
- VC2M10ST03-C06Apply and explain relationships in two-way tables using calculate and explain each step.
- VC2M10ST03-C07Apply and explain relationships in two-way tables using compare evidence and check a claim.
- VC2M10ST03-C08Apply and explain relationships in two-way tables using work backwards from what is known.
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Subskills
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Descriptor-derived subskills
- D01Choose the conditioning groupCalculate a rate within a row or column.
- D02Avoid a raw-count trapCompare proportions when group sizes differ.
- D03Read and connect representationsApply and explain relationships in two-way tables using read and connect representations.
- D04Calculate and explain each stepApply and explain relationships in two-way tables using calculate and explain each step.
- D05Compare evidence and check a claimApply and explain relationships in two-way tables using compare evidence and check a claim.
- D06Work backwards from what is knownApply and explain relationships in two-way tables using work backwards from what is known.