Mathematics A-Level
linear association scope
What linear association scope means in Mathematics A-Level, as defined for WJEC.
Definition of linear association scope
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Reference: WJEC
r measures only linear association and cannot detect curved relationships.
Topics that use linear association scope
Related terms
- critical value comparison
- linear association test
- Normal mean hypothesis test
- population correlation ρ
- Z-test statistic
- exclusion of formula derivation
- non-linear relationships
- PMCC interpretation
Using linear association scope in the exam
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